Cream margarine and vanilla with mixer. Beat in sugar till light and fluffy. Add eggs one at a time beat continuously. Sift flour, baking soda, salt, and cream of tarter together.
Add dry ingredients gradually, mix well. Wrap dough in plastic or wax paper and chill 3-4 hours. On floured surface roll dough to 1/8 inch thick, cut shapes. Bake on ungreased cookie sheet at 375 for 6-8 minutes. Cool slightly before removing from cookie sheet.
1 TBSP Karo
Food coloring
Mix well. Add enough milk to make spreadable, a little runny. Divide into bowls, add coloring. Apply with small knife or place in small squeeze bottles with fine tips. To layer icing when decorating, allow first layer to set (dry) before adding next color.
We usually double this recipe and make a couple batches!
Submitted by Christie Hickman