Lemon Curd
["2 c. sugar", "1 c. butter or margarine", "1/4 c. lemon rind, grated", "2/3 c. lemon juice (fresh)", "4 large eggs, lightly beaten"]
["Combine first 4 ingredients in the top of a double boiler. Bring water to a boil.", "Reduce heat to low and cook until butter melts.", "Stir about 1/4 of hot mixture into beaten eggs.", "Add to remaining hot mixture, stirring constantly.", "Cook, stirring constantly, over medium-low heat, until mixture thickens and coats a spoon (about 15 minutes).", "Cover and refrigerate up to 2 weeks. Serve over pound cake, angel food cake or gingerbread."]
["sugar", "butter", "lemon rind", "lemon juice", "eggs"]