1 c. mayonnaise
2 tbsp. Dijon mustard
1 1/2 tsp. dried dill weed
1 tsp. salt
1/4 tsp. pepper
1 1/2 lbs. small red potatoes, cooked and quartered
1 c.sliced radishes
1/2 c. chopped green onions

Combine first five ingredients. Stir in remaining ingredients. Cover and chill.