Christmas Morning Strata

2 pounds( hot or mild) bulk sausage
8 slices bread with crust removed
3/4 lb grated sharp cheddar cheese
8-9 large eggs, beaten
3 cups milk
1 ½ teaspoons salt
1 ½ teaspoons dry mustard

In a large pan, brown sausage, crumble and drain grease.
Butter 9x13 casserole dish. Place bread (torn ito small pieces)
in bottom of dish. Place sausage on top of bread. Sprinkle
cheese over top. In large bowl, mix beaten eggs, milk, salt and
dry mustard. Blend well. Pour over other ingredients. Cover
and refrigerate overnight. Next day, bake at 350º F. for 45
minutes, uncovered. Slice into squares.