Cashew Crunch Cookies

1 cup butter or margarine, softened
3/4 cup firmly packed light brown sugar
1/2 cup granulated sugar
1 egg
1 teaspoon vanilla extract
2 1/4 cups all-purpose flour
1/2 teaspoon baking soda
1/2 teaspoon cream of tartar
1 1/2 cup finely chopped cashews

Beat butter at medium speed with electric mixer; gradually add sugars, mixing well. Add egg and vanilla extract; beat well.

Combine flour, baking soda and cream of tartar; gradually add to creamed mixture, mixing after each addition. Stir in cashews. Drop cookie dough by rounded teaspoonsful onto lightly greased cookie sheets; bake at 350 degrees F for 10 to 12 minutes or until lightly browned.

Makes 7 dozen.