Davis Breakfast Casserole

Ingredients:
1lbs sausage
6 eggs
2 cups milk
1 tsp salt
1 tsp dry mustard
6 slices bread (broken)
1 ½ cups shredded cheese
4 oz mushrooms (optional)

Directions:
Brown sausage- drain and cool. Beat eggs and milk together. Add salt and dry mustard. Beat again. Add broken bread; stir until moist. Stir in mushrooms, cheese and sausage. Pour into greased 9x13 pan. Chill overnight.
Bake at 350 for 40-45 minutes.