Cheesy Vegetarian Breakfast Casserole

Name: Cheesy Vegetarian Breakfast Casserole
Prep time: 20 min
Cook time: 40 min
Total time: 1 h
Cuisine: American
Ingredients: 8 oz. sliced mushrooms; 1 large green bell pepper, chopped; 1 T olive oil (or slightly more); 1 cup crumbled feta cheese (or more, to taste); 1 cup grated Monterey Jack cheese (or more, to taste); 2 tsp. Spike Seasoning (see notes); fresh ground black pepper to taste; 12 eggs; 3 green onions, sliced (optional)

Instructions

Prep:20minCook:40min

Make this Cheesy Vegetarian Breakfast Casserole on the weekend and eat it all week! And this can be made with a wide variety of vegetables, depending on what's in the fridge.

Updated at: Tue, 17 Feb 2026 02:21:36 GMT