Savory Vegetable and Sausage Breakfast Casserole

Savory Vegetable and Sausage Breakfast Casserole

Ingredients: 1 lb (450g) breakfast sausage, casings removed 1 onion, diced 1 red bell pepper, diced 1 green bell pepper, diced 2 cups (200g) sliced mushrooms 2 cups (200g) spinach leaves 6 slices of bread, cubed 1 ½ cups (150g) shredded cheddar cheese 8 large eggs 1 ½...