3 c. shell macaroni
2 c. cubed Cheddar cheese
1 c. chopped celery
1/2 c. chopped green pepper
1/4 c. chopped onion
1 c. dairy sour cream
1 c. mayonnaise or salad dressing
1/4 c. milk
1/2 c. sweet pickle relish
4 tsp. vinegar
1 1/2 tsp. prepared mustard
3/4 tsp. salt

Cook macaroni in a large kettle in a large amount of boiling, salted water until tender; drain. Cool to room temperature. Toss with celery, cheese, green pepper, and onion. Combine sour cream, mayonnaise, or salad dressing and milk. Stir in relish, vinegar, mustard, and salt. Toss with macaroni mixture. (Salad will appear quite moist.) Cover and chill for several hours before serving.