Grilled Chicken with Creamy Herb Sauce

4 Chicken breasts

-Cooking Sauce: 1/4 c Mayonnaise

1/4 c Sour cream or plain nonfat

-yogurt 1/2 tb Brown mustard

1/3 c Minced green onion

1 ts Worcestershire sauce

1 tb Lemon (or lime) juice

2 ts Dried basil

1/4 ts Cayenne pepper (or less)

1/4 ts Salt

Mix sauce ingredients. Make a sauce for the table using a small amount of cooking sauce (3 tablespoon ?) mixed with 1 tablespoon sour cream or yogurt and 1/2 teaspoon paprika. Coat chicken with remainder of cooking sauce. Grill over moderately hot fire for 12 to 15 minutes, turning every 3 minutes. Serve with the table sauce. serves 4