16 Hearty and Healthy Breakfast Casserole Recipes

Updated: Apr. 09, 2024

Start your day off right with a healthy breakfast casserole. Here are some tasty ideas.

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Rustic Vegetable Frittata

I love that this veggie-loaded frittata combines seriously nutritious ingredients into a filling dish I can serve as breakfast, lunch or dinner—and is still delicious even as leftovers! —Deborah Jamison, Austin, Texas. Looking for more? Learn how to make a low-carb keto breakfast casserole.
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Ham and Spinach Pie

With the exception of the phyllo dough, which I always have on hand, this healthy breakfast casserole is made entirely from Easter dinner leftovers. One of my neighbors traded me four freshly caught trout for a slice! —Teena Petrus, Johnstown, Pennsylvania
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Slow-Cooker Frittata Provencal

This healthy breakfast casserole means that a delectable dinner is ready when I walk in the door from work. The meatless slow-cooker meal also makes an elegant brunch for lazy weekend mornings. —Connie Eaton, Pittsburgh, Pennsylvania
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What's in the Fridge Frittata

Great for a last-minute breakfast, brunch or lunch, this special frittata has a combination of crab and Swiss cheese that my guests rave about. I also like to use sausage and cheddar cheese with asparagus. —Deborah Posey, Virginia Beach, Virginia
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Colorful Pepper Frittata

Our taste testers loved this healthy breakfast casserole packed with three kinds of bright sweet peppers and minced fresh basil. It’s filling and tasty, full of fresh flavors to start the day. —Jessie Apfe, Berkeley, California
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Greek Breakfast Casserole

This healthy breakfast casserole is great for a Sunday brunch, or you can cut it into six pieces and freeze it to have as a quick and easy breakfast any day of the week. I also like to make it with broccoli, carrots, green onions, Canadian bacon and sharp cheddar cheese; the variations are nearly endless! —Lauri Knox, Pine, Colorado
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Herb Breakfast Frittata

I came up with this healthy breakfast casserole on a snowy day by using what I had in the fridge. Yukon Gold potatoes give this frittata a comforting bottom crust. —Katherine Hansen, Brunswick, Maine
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Roasted Vegetable Strata

With the abundance of zucchini my family has in the fall, this is the perfect healthy breakfast casserole 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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Full Garden Frittata

I was cooking for a health-conscious friend and wanted to serve a frittata. To brighten it up, I added leftover bruschetta topping and fresh mozzarella. Now that's breakfast. It's become a favorite among my friends and family, and a staple in my recipe book. —Melissa Rosenthal, Vista, California
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Frittata Florentine

My family is all about brunchy meals like this healthy breakfast casserole. Lucky for us, it’s loaded with ingredients we tend to have at the ready. —Jenny Flake, Newport Beach, California
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Asparagus-Mushroom Frittata

My Sicilian Aunt Paulina inspired this fluffy frittata. I remember visiting her garden, picking fresh veggies and watching her cook. Her wild asparagus frittata was my favorite. —Cindy Esposito, Bloomfield, New Jersey
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Chicken Brunch Bake

Chunks of tender chicken add heartiness to this appealing healthy breakfast casserole. This was my son’s favorite hot lunch meal from high school. —DeLee Jochum, Dubuque, Iowa
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Colorful Broccoli Cheddar Casserole

When we have houseguests, we make broccoli and cheese strata the night before so in the morning we can relax and visit while it bubbles in the oven. —Gale Lalmond, Deering, New Hampshire
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Calico Pepper Frittata

For a healthy breakfast casserole that fits any meal, you can’t beat the frittata. We add red and green peppers and use the stovetop instead of the oven. —Loretta Kelcinski, Kunkletown, Pennsylvania
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Potato-Cheddar Frittata

I like to serve this hearty fritatta with toasted rustic bread. If you have leftover mashed potatoes, throw them in instead of the pre-packaged ones. —Donna Marie Ryan, Topsfield, Massachusetts
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Black Bean & White Cheddar Frittata

This is one of my favorite comfort foods for breakfast or even a quick dinner. I like to make it with lime salsa. But if you're looking for something with more kick, use hot salsa or add some chipotle pepper. —Aysha Schurman, Ammon, Idaho