Mix all ingredients together. Be certain that butter is at room temperature. Roll out dough and cut in circles or in hearts.
Bake at 350 degrees. Check at 8 or 10 minutes for doneness. Bake until just slightly brown around the edges. Cool. Put 2 cookies together with a tart red jelly such as plum. Dip the double cookie in granulated sugar, rolling the cookie, coating only the edges.
other half green. Place one red and one green cookie together with jelly between. After rolling the edges in sugar, you'll have an attractive holiday cookie.