French Onion Mushroom Casserole
French Onion Mushroom Casserole French Onion Mushroom Casserole is a comforting, savory dish that brings together the rich flavors of caramelized onions, earthy mushrooms, and a creamy, cheesy sauce, all topped with a crispy, golden breadcrumb crust. This casserole combines the best of two beloved classics—French onion soup and mushroom dishes—into one irresistible, hearty side … Read more