Sour Cream Sugar Cookies

2 cups sugar
1 cup butter
2 eggs
1 tsp. vanilla
1 cup sour cream
5 cups flour
2 tsp. baking powder
1 tsp. baking soda
1/2 tsp. salt

Cream together sugar and butter until light and fluffy. Add eggs, vanilla and sour cream and mix. Add remaining dry ingredients. Chill dough 10-15 minutes. Roll out dough and cut into shapes. Bake at 375°F for 6-8 minutes or 350°F for 10-15 minutes. Cool and frost. Keep dough in the fridge in the mean time, it is a soft dough.

NOTES:Don't be afraid of the sour cream, they make the cookies so soft and wonderful.