Hollandaise Sauce
["1 lb. butter", "5 egg yolks", "2 Tbsp. water", "juice from 1/2 lemon"]
["Melt butter in pan; set aside.", "Beat egg yolks with water and lemon juice.", "Cook in double boiler until mixture is thick. Slowly add melted butter to egg mixture, beating constantly.", "Use immediately."]
["butter", "egg yolks", "water", "lemon"]