Bake, uncovered, until the egg mixture sets and it is slightly browned on top. Allow the hash brown breakfast casserole to sit untouched for 5-10 minutes before cutting. Note: We used an 8 x 11 baking ...

Thaw overnight, and reheat in the microwave ... and I fell in love with this Mini Mushroom & Egg Hash Brown Casserole. I love that this recipe is also one that is ideal for making ahead for ...