1/2 c. mayonnaise
1/4 c. sour cream
1/2 tsp. dried dill weed
1/2 tsp. salt
1/2 tsp. dry mustard
1/4 tsp. pepper
2 c. uncooked rotini, cooked and drained
1/2 c. sliced ripe olives
1 med. zucchini, thinly sliced
1 med. carrot, coarsely shredded
1 sm. onion, finely chopped (about 1/4 c.)

Mix first 6 ingredients in 2 1/2 quart bowl. Add remaining ingredients; toss. Cover and refrigerate at least 3 hours. 8 servings.