1 cup butter
1 3/4 cups sugar
2 eggs
4 Tbs. sour cream
1 tsp. vanilla
1/2 tsp. baking soda
1/4 tsp. salt
3 1/2 cups flour (plus more for dusting)
Cream butter and sugar. Add eggs, sour cream, vanilla, and mix well. Add dry ingredients and mix until just combined. Roll dough into a ball, wrap in plastic wrap, and refrigerate for a few hours (or overnight). Roll out onto floured surface and cut into shapes. Bake at 375 for 6-8 minutes. Cool on racks, then decorate.
FROSTING
6 Tbs. butter
6 Tbs. shortening (half a 3/4 cup)
2 1/3 cup powdered sugar
3/4 tsp. lemon juice
1 tsp. vanilla
splash of water
Mix 1st three ingredients. Add the rest and beat until light and creamy. Add water until desired consistency.