Souffle - cooking recipe

Ingredients

8 slices day old white bread
2 c. fresh, sliced mushrooms
1 c. chopped onion
4 Tbsp. butter
2 c. diced ham
4 c. grated Cheddar cheese
1 Tbsp. flour
8 eggs, beaten
1 Tbsp. dry mustard
3 c. milk
1 Tbsp. garlic salt

Preparation

Butter 13 x 9-inch baking dish.
Put in bread (cut in bite size pieces).
Saute sliced mushrooms and saute onions in 4 tablespoons butter for 5 minutes.
Sprinkle ham over bread.
Put mushroom mixture over ham.
Mix Cheddar cheese with 1 tablespoon flour.
Sprinkle over mixture.
Beat eggs with dry mustard, garlic salt and milk.
Pour over mixture.
Cover pan and refrigerate overnight.