1 med. cauliflower
1 c. sliced radishes
1/2 c. sliced green onions
1 (8 oz.) can sliced water chestnuts
3/4 c. sour cream
3/4 c. mayonnaise
2 tbsp. caraway seeds
1 pkg. buttermilk salad dressing mix

Combine cauliflower, radishes, and green onions and water chestnuts. Add together remaining ingredients. Pour over veggies. Chill.