Lemon Herb Sauce
["2 Tbsp. margarine", "1 Tbsp. plus 1 tsp. flour", "1 tsp. grated lemon peel", "1/4 tsp. dried dill weed", "1/4 tsp. salt", "1 c. half and half", "1 egg yolk, beaten"]
["Melt margarine in saucepan; remove from heat.", "Stir in lemon peel, flour, dill weed and salt.", "Blend in half and half; cook and stir over medium heat until mixture thickens and comes to a boil. Remove from heat.", "Blend a small amount of hot mixture with egg yolk; blend back into hot mixture.", "Stir well; cook for 1 minute longer.", "Serve over cooked vegetables."]
["margarine", "flour", "dill weed", "salt", "egg yolk"]