Sweet Onion Casserole
A comforting, creamy, and flavorful dish featuring caramelized onions, melted cheese, and crispy breadcrumbs — perfect for family dinners or special occasions. Ingredients 4 large sweet onions, thinly sliced 3 tbsp unsalted butter 1 cup shredded cheese (cheddar, mozzarella, or your favorite) 1/2 cup heavy cream or sour cream 1 cup breadcrumbs (preferably panko for ...