1/2 cup shortening
2 cups sugar
3 eggs
1 cup sour cream
1/2 teaspoon baking soda
1 teaspoon baking powder
1/2 teaspoon salt
1 teaspoon vanilla or lemon extract
1/4 cup chopped walnuts
3 1/2 cups flour

Heat oven to 375°F. Grease cookie sheets. Blend shortening and sugar together. Add eggs. Add sour cream, then blend in remaining ingredients. Chill till firm enough to handle. Roll into balls and place 2 inches apart on prepared cookie sheets. Flatten with bottom of glass dipped in sugar. Bake 8-10 minutes.