1 lb. ground beef
1/4 c. chopped onion
1 tbsp. prepared mustard
1/2 tsp. salt
1 c. shredded American cheese
1 egg, slightly beaten
3/4 c. milk
Dash of pepper
1/8 tsp. dry mustard

Brown beef in skillet with chopped onion, prepared mustard and salt. Drain off fat. Place beef in small casserole dish. Combine egg, milk, pepper and dry mustard. Pour over ground beef mixture. Sprinkle cheese over mixture and bake at 350 degrees for 30 minutes. Makes 3 to 4 servings.