1 c. Hellmann's real mayonnaise
2 tbsp. vinegar
1 tbsp. prepared mustard
1 tsp. sugar
1 tsp. salt
1/4 tsp. pepper
8 oz. elbow macaroni, cooked, drained
1 c. sliced celery
1 c. chopped green or sweet red pepper
1/4 c. chopped onion

In large bowl stir first 6 ingredients until smooth. Add remaining ingredients; toss to coat well. Cover; chill. Makes 5 cups.