Ingredients:

4 slices white bread, cubed
12 to 16 ounces bacon or sausage, cooked
1-2 cups shredded cheddar cheese 
6 eggs, beaten
2 cups milk
1 teaspoon dry mustard
1/2 tsp salt

Preparation:

Cook, drain, and crumble bacon or sausage. Beat eggs. Stir in milk, salt, and mustard. Grease the bottom of a 9x13 pan. Sprinkle bread cubes in pan. Add sausage and cheese to pan. Pour in egg mixture. Refrigerate overnight if desired. Place in cold oven set at 350 degrees and bake 45 min.