1 c. butter, softened
3/4 c. sugar
3/4 c. brown sugar
1 tsp. vanilla
2 eggs
2 1/4 c. flour
1 tsp. baking powder
1 (12 oz.) pkg. chocolate chips

FILLING:

1/2 c. sugar
2 (8 oz.) pkgs. cream cheese
1 tsp. vanilla

Cream butter, sugar, brown sugar and vanilla until fluffy. Add eggs and beat well. Add the flour and baking powder. Mix well. Stir in chocolate chips. Spread half of mixture in greased 9 x 13 inch pan to within 1/2 inch of edges. Mix filling until smooth and spread on mixture in pan. Top with remaining cookie dough. Bake at 350 degrees for 35 minutes. Cool before cutting into bars. Refrigerate.