12 slices bread (optional, spread with butter), trimmed and cubed
12 oz. Cheddar cheese, cubed
6 eggs, beaten
3 c. milk
1 tsp. dry mustard
1 tsp. salt (optional)

Spread bread and cheese in an oblong cake pan or put in to souffle dish. Mix milk, eggs, salt, and dry mustard; then pour over bread and cheese. Let soak in refrigerator. Remove one hour before baking and let come to room temperature. Bake for 1 hour in 375 degree oven.