Hard Boiled Egg Casserole
March 16, 2023 2:04PM CDT

Ingredients
- 8 hard-boiled eggs, peeled and halved
- ¼ cup butter
- ¼ cup all-purpose flour
- 2 cups half-and-half
- ½ teaspoon salt
- ¼ teaspoon ground black pepper
- ¼ teaspoon garlic powder
- ¼ teaspoon dry mustard
- 1 cup shredded Gruyere cheese
- ½ cup freshly grated Parmesan cheese
-
Preheat oven to 350 degrees F (175 degrees C). Butter a 9-inch square baking dish.
-
Arrange eggs, cut-side down, in the prepared baking dish.
-
Melt butter in a saucepan over medium-low heat. Whisk flour into the melted butter until dissolved, 2 to 3 minutes. Gradually stir half-and-half into flour mixture until sauce is thickened and smooth, about 5 minutes. Season sauce with salt, pepper, garlic powder, and mustard. Stir Gruyere cheese into sauce until melted and smooth.
-
Pour sauce over eggs and sprinkle Parmesan cheese over sauce.
-
Bake in the preheated oven until bubbling and golden brown, 20 to 25 minutes.