Make this recipe a recipe that people in that category can eat. categories: ['low_carb'], recipe: in large bowl, cream shortening and butter with electric mixer until light and fluffy. add lemon juice and zest; beat well. gradually add sugar, one cup at a time, beating well on medium speed. scrape sides and bottom of bowl often. when all sugar has been mixed in, if icing is dry, add additional juice or milk and beat at medium speed until light and fluffy. keep icing covered with a damp cloth until ready to use. for best results, keep icing bowl in refrigerator when not in use. re-whip before using.

Target recipe: a dash of hot pepper sauce may be used instead of the cayenne. in 1-qt saucepan over medium heat, melt butter or margarine; stir in lemon juice, chopped parsley, salt and cayenne. or, in small bowl with spoon, stir butter or margarine until creamy. slowly stir in remaining ingredients. serve lemon butter hot on hot boiled or steamed vegetables, broiled, fried or poached fish or shellfish.