8 slices white bread
butter
1/2 lb. hamburger
1/4 c. onion, chopped
2 tbsp. celery, chopped
1 tbsp. prepared mustard
1/2 tsp. salt
1 c. shredded cheese
1 egg
3/4 c. milk

Toast bread, butter both sides. Cook and stir meat, onion, celery, mustard and salt until meat is brown and onion tender. Alternate layers of toast, meat mixture and cheese in greased baking dish 8 x 8 inch. Mix remaining ingredients. Pour over layers in pan. Bake uncovered 30-35 minutes at 350 degrees.