1 1/2 lb. sausage
2 1/2 oz. jar sliced mushrooms
6 slices white bread with crusts removed
2 c. grated cheddar cheese
2 1/2 c. milk
4 lg. eggs, beaten
1/4 tsp. dry mustard
1 can mushroom soup
1/4 tsp. grated onion
1/2 to 1 tsp. Worcestershire sauce
Parsley for garnish

Brown and drain sausage. Drain mushrooms, cube bread. In large bow, combine milk, eggs, mustard, onion, grated cheese, soup and Worcestershire sauce. Add sausage and mushrooms. Generously butter 9 x 13 x 2 inch casserole. Pour mixture, cover and refrigerate overnight. Bake, uncovered, at 300 degrees for 1 1/2 hours.