Carrot Vichyssoise
["2 large carrots", "2 medium potatoes", "1 to 2 leeks (white)", "3 c. chicken broth", "1 c. plain yogurt", "salt, pepper and chives"]
["Peel and cut in several pieces the carrots and peel and cube potatoes.", "Blend first 3 ingredients, then put in pan with chicken stock.", "Boil gently for 1/2 hour."]
["carrots", "potatoes", "leeks", "chicken broth", "plain yogurt", "salt"]