Image 1 of 1 Croissant Breakfast Casserole $25.00 Flaky croissants, breakfast sausage, onion, peppers, and cheddar cheese and baked with custardy eggs. Serves 4 people. Quantity: Add To Cart Added! Flaky croissants, breakfast sausage, onion, peppers, and cheddar cheese and baked with custardy eggs. Serves 4 people.