1 c. brown sugar
1 c. white sugar
1 c. butter or shortening
3 eggs
2 tsp. baking soda
2 tsp. cream of tartar
3 3/4 c. flour
1 tsp. salt
1 tsp. vanilla

Mix all ingredients together in large bowl. Then add 1 cup of whatever you like, example 1 cup chocolate chips and 1 cup walnuts. Bake on greased sheet pans at 350 degrees for about 10 minutes.