Swedish Shortbread(Colored Cookies)  
["2 c. butter or margarine", "2 c. powdered sugar", "1 egg", "1 Tbsp. vanilla", "5 c. plain flour (more or less)"]
["Blend butter or margarine and powdered sugar. Add egg and vanilla.", "Add flour.", "Divide into 3 portions. Add food coloring to 2 portions.", "Press out with cookie press.", "Bake 8 to 10 minutes at 375\u00b0 or until slightly browned."]
["butter", "powdered sugar", "egg", "vanilla", "flour"]