Sour Cream Squares

1 cup sour cream
1 1/2 cups sugar
1 large egg
4 cups flour
2 teaspoons cream of tarter
1 1/4 teaspoons baking soda
1/8 teaspoon salt
1 teaspoon vanilla
1 cup raisins

Beat together sour cream, sugar and egg.

Sift all dry ingredients together and add to sour cream mixture.

Stir in vanilla and raisins.

Spread or pat thinly on greased cookie sheet.

Bake at 350�F for 20-25 minutes or until nicely browned.

Cut into squares.