8 oz. macaroni
2 tbsp. butter
1/4 c. chopped onion
1/4 c. chopped green pepper
1 can cream of mushroom soup
1 can tuna (drained)
3-4 green olives (chopped)
1 tsp. mustard
1/2 c. mayonnaise
1/4 c. milk

Cook onion and green pepper in butter. Stir in rest of ingredients except macaroni. Combine this with the macaroni and put in casserole dish and top with crushed potato chips. Bake at 375 degrees for 25-30 minutes.