59 Delicious Summer Side Dish Casseroles
Updated: Mar. 05, 2024
Think beyond salads and grilled veggies: these delicious casseroles make superb summer side dishes! Use your summer vegetables and make an outstanding side for your next big meal.
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Zucchini & Sweet Corn Souffle
As novice gardeners, my husband and I sowed zucchini seeds—15 hills’ worth! Happily, my family requests this side dish often, so it’s a keeper. —Carol Ellerbroek, Gladstone, Illinois
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Yellow Squash and Zucchini Casserole
This yellow squash and zucchini casserole is the perfect way to use up an abundance of summer squash. It's easy to prepare, takes just 10 minutes in the oven and serves up bubbly and delicious. —Jonathan Lawler, Greenfield, Indiana
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Cheesy Summer Squash Casserole
Onion and cheddar cheese add flavor and richness to the bounty of summer squash in this comforting casserole. A crispy cornflake-crumb topping adds a little crunch. —Katherine Metz, Jacksonville, Florida
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Crunchy Spinach Casserole
My mother made this casserole every year when I was growing up; now I make it as well, and my children and grandchildren absolutely love it! We triple the recipe because the kids can’t get enough. —Sharon Scaletta, Johnstown, Pennsylvania
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Easy Chiles Rellenos Casserole
I love green chiles and cook with them often when I entertain. This easy version of the classic Mexican dish gives you a big pepper taste in every meaty bite. —Nadine Estes, Alto, New Mexico
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Cauliflower-Broccoli Cheese Bake
One of the first dishes my mom taught me is a tasty pairing of cauliflower, cheese and broccoli. It's absolutely my best side. —Devin Mulertt, Napa, California
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Dilly Zucchini Casserole
Whenever I take this timesaving side-dish casserole to a potluck, I seldom bring any home, and folks often ask for the recipe. If I have fresh dill, I'll substitute a couple tablespoons for the dill weed. —Esther Kilborn, Bridgton, Maine
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Herbed Harvest Vegetable Casserole
I belong to a cooking club, so I try a lot of new recipes. This one has become one of my favorites. I hope your family enjoys it as much as mine does! —Netty Dyck, St. Catharines, Ontario
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Light Chicken and Broccoli Bake
Cheesy chicken and broccoli bakes are the ultimate comfort food, but I wanted to give the classic casserole a healthier spin. Mine cuts down on fat and calories, but keeps the same cozy flavor. —Jenny Dubinsky, Inwood, West Virginia
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Curried Chicken and Grits Casserole
Southern-style cheesy grits meet curry and loads of vegetables to make a satisfying casserole that blankets the house with an inviting aroma. —Lori Shamszadeh, Fairhope, Alabama
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Green Bean and Cauliflower Casserole
I like to make my own savory cream sauce for the timeless green bean casserole. This time I added another vegetable for a delicious twist that sets my casserole apart from the rest! You can omit the vermouth if you'd like by substituting another half-cup of chicken broth. —Ann Sheehy, Lawrence, Massachusetts
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Modern Tuna Casserole
Tuna casserole was my favorite as a kid, and I found myself craving it as an adult. I reconfigured the recipe to include more vegetables, and the result is perfection. —Rebecca Blanton, St. Helena, California
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Nutty Barley Bake
When I started bringing this distinctive dish to dinners, a lot of people had never seen barley in anything but soup. They have since dubbed me “the barley lady”, and now I wouldn’t dare bring anything this dish. Even if I double the recipe, I come home with an empty pan. -Renate Crump, Los Angeles, California
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French Onion Casserole
Fans of French onion soup will gobble up this comforting casserole. The 30-minute side dish would be a nice accompaniment to beef entrees.—Margaret McClatchey, Loveland, Colorado
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Cheesy Chile Casserole
A short list of ingredients packs full flavor in this easy-to-assemble casserole. Serve it as the star of your next southwestern meal. —Phyllis Bidwell, Las Vegas, Nevada
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Zucchini Mushroom Bake
Just a 10-minute prep dresses up my garden-fresh zucchini, adding mushrooms, onion, cheddar and a sprinkle of basil. —Jacquelyn Smith, Carmel, Maine
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New Orleans-Style Scalloped Corn
This colorful casserole is very popular among family gatherings in many New Orleans homes. I started making it years ago, and now my sons include it in their menus.—Mrs. Priscilla Gilbert, Indian Harbour Beach, Florida
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Special Squash Casserole
Squash has traditionally been a food our family passes up, but this luscious casserole is an exception to the rule. You won’t have any leftovers as the family goes back for more. —Kathleen Cox, Wyoming, Michigan
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Vegan Green Bean Casserole
Enjoy this classic side year-round. Just a few small tweaks make this a vegan green bean casserole, but no one will know the difference! —Taste of Home Test Kitchen, Milwaukee, Wisconsin
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Cauliflower Casserole
To dress up cauliflower, Mom used a delightful mixture of a cheesy sauce, bright red and green pepper pieces, and crushed cornflakes. We enjoyed this casserole so much that leftovers were rare. -Linda McGinty, Parma, Ohio
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Greek Zucchini & Feta Bake
Looking to highlight your meal with something light, indulgent and golden on top? Turn to this Greek-style egg bake. —Gabriela Stefanescu, Webster, Texas
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Potato and Chorizo Casserole
I love the smoky flavor chorizo gives this dish, but I’ve also made it with Italian sausage and substituted an Italian blend cheese for the Mexican cheese. Or you can use cream of mushroom soup and fresh mushrooms for a vegetarian option. —Ana Beteta, Aberdeen, Maryland
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Southern Pineapple Casserole
When I make pineapple casserole, I double the amount —because guests frequently request a second helping for dessert! Sweet-tangy fruit is even better combined with savory cheddar cheese and buttery cracker crumb topping. —Catherine Ann Goza, Leland, North Carolina
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Creamy Green Chile Chicken Cobbler
Biscuity crumbs take this family-friendly combo of rotisserie chicken and cheesy, creamy green enchilada sauce over the top. —Johnna Johnson, Scottsdale, Arizona
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Slow-Cooked Broccoli
This family-favorite side dish is quick to fix and full of flavor. Because it simmers in a slow cooker, it frees up my oven for other things. That's a tremendous help when I'm prepping a big meal at home. —Connie Slocum, Antioch, Tennessee
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Two-Bean Tomato Bake
Parmesan cheese, basil and garlic spice up this mouthwatering medley of beans, mushrooms, onion and tomatoes. It's even more flavorful when you use your garden harvest. We love the cheesy crumb topping because it adds a fantastic crunch.—Dorothy Rieke, Julian, Nebraska
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Asparagus Tuna Noodle Casserole
I updated a traditional tuna casserole using fresh asparagus and asparagus soup. This is so different and so delicious. Use frozen asparagus when fresh is not in season. —Nancy Heishman, Las Vegas, Nevada
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Broccoli Potato Supreme
My family insists that this two-in-one casserole makes an appearance at all of our special meals. Every bite is doubly delicious! —Jane Birch, Edison, New Jersey
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Vegetable Barley Bake
Forget the potatoes and rice, and consider this change-of-pace dinner accompaniment. Wholesome barley makes for a heart-smart dish that complements just about any main course and other sides, too. —Shirley Doyle, Mount Prospect, Illinois
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Summer Vegetable Cobbler
Here’s a comforting vegetarian main dish that uses a lot of garden produce. Try different squashes like pattypan and crookneck or zucchini. — Elisabeth Larsen, Pleasant Grove, Utah
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Crouton Tomato Casserole
This old-fashioned side uses lots of delicious tomatoes and seasonings that give it an Italian twist. Every time I serve it, someone asks for the recipe. —Norma Nelson, Punta Gorda, Florida
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Tex-Mex Summer Squash Casserole
Mild-flavored yellow squash gets a big boost from flavor-packed chiles, jalapenos and red onion. This side dish also works with zucchini. —Tommy Lombardo, Euclid, Ohio
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Summer Squash Mushroom Casserole
This rich, creamy squash and zucchini casserole, with its crunchy topping would make a wonderful dish to take to summer potlucks and picnics, or to pair up with a wide variety of entrees. You'll love the buttery flavor of these "comfort veggies!" —Jennifer Wallace, Canal Winchester, Ohio
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Roasted Vegetable Strata
With the abundance of zucchini my family has in the fall, this is the perfect dish to use some of what we have. Cheesy and rich, the warm, classic breakfast dish is sure to please! —Colleen Doucette, Truro, Nova Scotia
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Mexican Street Corn Bake
We discovered Mexican street corn at a festival. This easy one-pan version saves on prep and cleanup. Every August I freeze a lot of our own fresh sweet corn and then I use that in this recipe, but store-bought corn works just as well. —Erin Wright, Wallace, Kansas
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Garden Veggie Egg Bake
Looking for a healthy day-starter? Children will actually enjoy eating their veggies when they’re baked into this cheesy, nutrition-packed egg dish. —JoAnne Wilson, Roselle Park, New Jersey
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Zucchini Tomato Casserole
Even people who don’t like zucchini can’t seem to get enough of this full-flavored side dish. I always bring it to our family gatherings and potlucks because it goes well with any entree. —Cathy Johnston, Ranchester, Wyoming
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Basil Corn & Tomato Bake
I think this is the ultimate dish to make when sweet Jersey corn is in season. Combined with tomatoes, zucchini and basil, it makes for a spectacular side for brunch, lunch or dinner. —Erin Chilcoat, Central Islip, New York
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Crumb-Topped Broccoli Bake
Broccoli is one of the main crops grown in this area. This recipe has pleased just about everyone who has tried it, including some who said they didn't like broccoli. —Hope Huggins, Santa Cruz, California
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Veggie Macaroni & Cheese
This creamy mac and cheese definitely doesn't come from a box! Fresh veggies add crunch and color and will leave everyone asking for seconds. —Marsha Morril, Harrisburg, Oregon
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Contest-Winning Eggplant Parmesan
Because my recipe calls for baking the eggplant instead of frying it, it’s much healthier than other parmesans! The prep time is a little longer than for some recipes, but the Italian flavors and rustic elegance are well worth it. —Laci Hooten, McKinney, Texas
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Italian Garden Frittata
I like to serve this pretty frittata with melon wedges for a delicious breakfast or brunch. —Sally Maloney, Dallas, Georgia
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Vegetable Strata
We always serve food at our Bunco games, and since one of us is a vegetarian we like to make fun meatless dishes we can all enjoy. This strata can easily be doubled and tastes fantastic hot or at room temperature. —Doris Mancini, Port Orchard, Washington
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Southwest Vegetarian Bake
This veggie-packed casserole hits the spot on chilly nights. It's a healthy canned vegetable recipe that's perfect any time I have a taste for Mexican food with all the fixings. —Patricia Gale, Monticello, Illinois
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Easy Baked Beans
My family enjoys this easy baked beans recipe with cornbread, but it also rounds out any cookout. Canned pork and beans make meal prep quick. —Phyllis Schmalz, Kansas City, Kansas
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Beans, Bacon & Tomato Bake
Bacon, tomatoes and lima beans combine for a nutrient-packed side dish that makes the perfect accompaniment to turkey. —Karen Kumpulainen, Forest City, North Carolina
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Sweet Corn and Potato Gratin
This tasty potato gratin side dish combines great garlic and onion flavor, and kids love the nice crispy topping, too! —Jennifer Olson, Pleasanton, California
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Monterey Spaghetti
I'm a working mother with two young boys. Our family leads a very active life, so I make a lot of casseroles. It's so nice to have a hearty side dish the kids will eat. Topped with cheese and french-fried onions, this tasty spaghetti casserole recipe is a hit at our house. —Janet Hibler, Cameron, Missouri
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Black Beans with Bell Peppers & Rice
My meat and potatoes husband goes for this cheesy, hearty black beans and rice recipe, and the kids gobble it up. For extra kick, add a splash of hot sauce. —Stephanie Lambert, Moseley, Virgina
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Sweet Onion Pie
Loaded with sweet onions, this creamy pie makes a scrumptious addition to the brunch buffet. By using less butter to cook the onions and substituting lighter ingredients, I cut calories and fat from the tasty dish. —Barbara Reese, Catawissa, Pennsylvania
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Patio Pintos
Any time Mom had the gang over for dinner, she made these pinto beans. Once she made a batch for my cousin’s birthday and he ate the entire thing. —Joan Hallford, North Richland Hills, Texas
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Scalloped Corn
This comforting casserole features sunny corn kernels tucked into a creamy custard. My mom got this recipe and many other excellent ones from her mother. By the time this crowd-pleasing corn dish left the table, my father, sister, brothers and I would have almost scraped it clean. —Sandy Jenkins, Elkhorn, Wisconsin
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Cheddar-Veggie Appetizer Torte
A line forms quickly behind this quichelike torte at family gatherings. The wedges are easy to eat as finger food, and it's delicious hot or cold. — Barbara Estabrook, Rhinelander, Wisconsin
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Party Potatoes
These creamy, tasty potatoes can be made the day before and stored in the refrigerator until you're ready to pop them in the oven (I often do that). The garlic powder and chives add zip, and the shredded cheese adds color. —Sharon Mensing, Greenfield, Iowa
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Greek Potato Casserole
The crunchy golden brown topping and tangy yogurt and feta make this recipe a winner. You can loosen the mixture with a few tablespoons of milk if necessary. —Cheryl Woodson, Liberty, Missouri
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Mushroom Pea Casserole
This is one of my go-to side dishes that my whole family loves. It's great with chicken, ham, beef and pork; in fact, I haven't found anything it isn't delicious with. —Lisa Lyons, Westerville, Ohio
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Cheesy Cheddar Broccoli Casserole
Even people who don’t like broccoli beg me to make this comforting broccoli cheese casserole recipe. It's similar to a classic green bean casserole, but the melted cheese just puts it over the top. —Elaine Hubbard, Pocono Lake, Pennsylvania
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Brussels Sprouts au Gratin
In our house, Brussels sprouts have always been sought after. When I topped them with a creamy sauce, Swiss cheese and bread crumbs, it became a new holiday dinner tradition. —Gwen Gregory, Rio Oso, CaliforniaOriginally Published: May 19, 2020
