8 oz. elbow macaroni
1 lg. can evaporated milk
1 c. grated cheese
1 (7 oz.) can tuna, drained
1 tsp. salt
1/2 tsp. dry mustard
1 tbsp. onion
2 tomatoes, sliced
1/2 c. grated cheese

Cook and drain macaroni. Combine with next 6 ingredients; toss until well blended. Put into greased casserole. Top with tomato slices; sprinkle with cheese. Bake in 350 degree oven 30 minutes. Yield: 4-6 servings.