Butter 13x9 pan. Layer with bread (no crust). Spread 2 cups grated ham or bacon then 1 cup grated Cheddar cheese.

Mix in blender:

3 1/2 c. milk
6 eggs
1 tsp. salt
1/4 tsp. dry mustard
1/8 tsp. pepper

Blend and pour over 13x9 pan mixture. Refrigerate overnight and in morning bake 350 degrees for 55 minutes. Delicious!