01 -
Preheat oven to 350°F (175°C) and grease a 9x13-inch baking dish with non-stick spray.
02 -
In a large skillet over medium heat, crumble the breakfast sausage and cook until well browned, breaking it up with a wooden spoon as it cooks, about 6-8 minutes. Drain excess fat and set aside.
03 -
In a large mixing bowl, whisk together the eggs, milk, salt, black pepper, garlic powder, and onion powder until well combined.
04 -
Layer the cubed bread evenly in the prepared baking dish. Sprinkle the cooked sausage over the bread, followed by the diced bell peppers and onions. Pour the egg mixture evenly over the top.
05 -
Sprinkle the shredded cheddar cheese evenly over the casserole.
06 -
Cover the casserole with foil and bake for 30 minutes. Remove the foil and continue baking for an additional 15-20 minutes or until the casserole is set and the top is golden brown.
07 -
Allow the casserole to cool for 5-10 minutes before slicing. Garnish with fresh parsley if desired and serve warm.