Ingredients:

1 cup butter
3/4 cup granulated sugar
3/4 cup packed brown sugar
1 egg
2 1/4 cups all-purpose flour
1 teaspoon baking soda
1/2 teaspoon salt
1 package (12 ounces) semisweet chocolate chips

Instructions:

Heat oven to 375 degrees.
Mix butter, sugars and egg. Mix flour, baking soda, and salt. Mix chocolate chips. Press dough into a 13×9×2 pan inches.
Bake until golden brown for about 25 minutes.