- 1 cup butter or margarine, softened
- 3/4 cup sugar
- 3/4 cup packed brown sugar
- 2 eggs
- 1 teaspoon vanilla extract
- 2 1/4 cups all-purpose flour
- 1 teaspoon baking soda
- 1/4 teaspoon salt
- 1 1/4 cups semisweet chocolate chips
- 1 1/4 cups peanut butter chips
- In a mixing bowl, cream butter and sugars. Add the eggs, one at a time, beating well after each addition. Beat in vanilla. Combine the flour, baking soda and salt; gradually add to creamed mixture. Stir in chips. Spread into a greased 15-in. x 10-in. x 1-in. baking pan. Bake at 375 degrees F for 20-25 minutes or until a toothpick inserted near the center comes out clean. Cool on a wire rack. Cut into bars.