Here's the sugar cookie recipe
For holidays I use appropriate colored sugar to dip the glass.
Red - Valentines Day Green - St. Patrick's Day, etc.
Otherwise I just use white sugar to dip the glass. The sugar
transfers to the cookie when pressed.

Janet's Sugar Cookies

1 cup powdered sugar
1 cup white sugar
1 cup margarine (I use butter)
1 cup vegetable oil
2 eggs
4 cup flour + 4 Tbsp. Rounded
1 teaspoon cream of tartar
1 teaspoon soda
1 teaspoon salt
1 teaspoon vanilla

Cream shortening and sugar. Add eggs, vanilla and dry ingredients.
Drop by teaspoon on cookie sheet and flatten with glass dipped in
sugar.

350F 8-10 minutes