1/2 c. undiluted Carnation evaporated milk
1 egg
1 c. cracker crumbs
1 1/2 lbs. ground beef
2 tbsp. chopped onion
1 1/2 tsp. salt
1 tsp. dry mustard
1 tbsp. catsup
1 c. grated American cheese

Blend all ingredients except cheese until thoroughly mixed. Line loaf pan with heavy waxed paper. Place 1/2 cup cheese in bottom of pan. Cover with 1/2 of meat loaf mixture. Repeat with remaining cheese and meat layers. Bake in moderate oven (350 degrees) about 1 hour. Allow loaf to stand about 10 minutes before turning out on platter. Remove paper; slice for serving.