Egg White Breakfast Casserole

Ingredients

• 1 serving cooking spray
• 1 container egg whites , 32 ounce
• 0.33 cups nonfat plain Greek yogurt
• 1 pinch salt and ground black pepper to taste
• 1 package sliced fresh mushrooms , 8 ounce
• 1 small onion , chopped
• 2.5 cups cooked turkey sausage crumbles , such as Jimmy Dean®
• 1 plum tomato , chopped
• 2 cups shredded Cheddar cheese

Instructions

1. 1

   Gather all ingredients. Preheat the oven to 350 degrees F (175 degrees C). Spray a casserole dish with nonstick cooking spray.

2. 2

   Whisk egg whites, yogurt, salt, and pepper together in a bowl. Pour into the prepared dish.

3. 3

   Bake in the preheated oven until starting to set, about 10 minutes.

4. 4

   Meanwhile, saute mushrooms and onion in a pan until softened, 5 to 10 minutes.

5. 5

   Spread mushroom mixture, sausage crumbles, and tomato over the parbaked egg layer. Cover with Cheddar cheese.

6. 6

   Continue baking until eggs are set and cheese is melted, 10 to 15 minutes.