01 -
Preheat oven to 350°F. Lightly grease a 9x13-inch baking dish with nonstick spray or butter.
02 -
Brown sausage in a skillet over medium heat, breaking it up with a spatula. Cook until fully browned, then drain excess fat.
03 -
In a large bowl, whisk together eggs, whole milk, salt, black pepper, and any desired seasonings until fully combined.
04 -
Arrange bread cubes or shredded hash browns evenly in the prepared baking dish as the bottom layer.
05 -
Scatter the cooked sausage and optional vegetables evenly over the bread or potatoes.
06 -
Pour the egg mixture evenly over all ingredients, ensuring full coverage to help the base absorb all liquid.
07 -
Sprinkle shredded cheese over the top. Bake on the center rack for 35 to 40 minutes, or until the center is set and the top is lightly golden.
08 -
Allow to rest for 5 to 10 minutes before slicing. Garnish with chopped parsley and serve warm.