How To make Grandma Burdick's Sour Cream Cookies

1 1/2 cups sugar
2 large eggs
1/2 cup shortening
1 cup sour cream
1 teaspoon baking soda
1 tablespoon vanilla extract
3 cups all-purpose flour
1 tablespoon baking powder
1/2 teaspoon salt
Cream sugar, eggs and shortening. Combine sour cream, baking soda and vanilla; add to creamed mixture. Add dry ingredients and mix well. Drop by heaping tablespoonful onto a greased baking sheet. Bake at 350