Mushroom Zucchini Fritatta

Total Time

Prep: 20 min. Bake: 20 min.


4 servings

Updated: Sep. 30, 2022
Surprisingly hearty, with a fresh veggie flavor as big as its serving size, this cheesy frittata qualifies for a nice lunch option or late-night supper, too. —Michelle Sandoval, Escalon, California
Mushroom Zucchini Fritatta Recipe photo by Taste of Home


  • 1 large onion, chopped
  • 2 medium zucchini, halved and thinly sliced
  • 1 cup thinly sliced fresh mushrooms
  • 4-1/2 teaspoons butter
  • 3 large eggs
  • 1/3 cup fat-free milk
  • 1 teaspoon Dijon mustard
  • 1/2 teaspoon ground mustard
  • 1/4 teaspoon salt
  • 1/4 teaspoon pepper
  • 1 cup shredded reduced-fat Swiss cheese
  • 2 tablespoons dry bread crumbs


  1. In a large skillet, saute the onion, zucchini and mushrooms in butter until tender; drain. Transfer to an 8-in. square baking dish coated with cooking spray.
  2. In a large bowl, whisk the eggs, milk, mustards, salt and pepper; pour over vegetable mixture. Sprinkle with cheese and bread crumbs.
  3. Bake, uncovered, at 375° for 18-22 minutes or until set. Let stand for 5 minutes.

Nutrition Facts

1 piece: 209 calories, 10g fat (5g saturated fat), 182mg cholesterol, 391mg sodium, 13g carbohydrate (5g sugars, 2g fiber), 17g protein. Diabetic Exchanges: 2 medium-fat meat, 1 vegetable, 1 fat.