1 (7 oz.) pkg. shell macaroni
1 c. cubed Cheddar cheese
1 (7 oz.) can tuna, drained
3/4 c. pickles
1/3 c. onion
1 c. mayonnaise
Salt and pepper to taste

Cook and drain macaroni. Prepare cheese, pickles and onion. Combine macaroni, cheese, tuna, pickles and onion in medium bowl. Stir together mayonnaise, salt and pepper; pour over macaroni mixture and toss.