12 slices bread
1 lb. ground beef
1/2 c. chopped onions
1/4 c. chopped celery
1 c. ketchup
1 Tbsp. mustard
1 tsp. salt
6 slices cheese
1 c. milk
1 egg
1/4 tsp. mustard
1/8 tsp. pepper

Fry ground beef with onions and celery until brown; drain. Add ketchup, mustard, and salt. Layer 6 slices of bread in a 9"x13" pan. Top with half of beef mixture and cheese. Repeat, omitting cheese on top. Combine milk, egg, mustard, and pepper and pour over casserole. Bake at 350° for 35 minutes. Serves 6 people.

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