Chocolate Chip Cookie Bars

Description
Purchased from the Colvin Estate in Little Rock, Arkansas in 1989. Dated 1934. This recipe indicates this was a Blue Ribbon Winner in the Arkansas State Bake-off in 1949.
 * Contributed by Cat's Recipes Y-Group

Ingredients

 * ¾ cup firmly packed brown sugar
 * ½ cup sugar
 * ½ cup margarine or butter, softened
 * ½ cup shortening
 * 1½ tsp vanilla
 * 1 egg
 * 1¾ cups all purpose flour
 * 1 tsp baking soda
 * ½ tsp salt
 * 1 cup semi-sweet chocolate chips
 * ½ cup chopped nuts or shelled
 * sunflower seeds (optional)

Directions

 * 1) Heat oven to 375°F.
 * 2) In large bowl, combine brown sugar, sugar, margarine and shortening; beat until light and fluffy.
 * 3) Add vanilla and egg; blend well.
 * 4) Stir in flour, baking soda, and salt; mix well.
 * 5) Stir in chocolate chips and nuts.
 * 6) Spread in ungreased 13 x 9-inch pan.
 * 7) Bake for 15 to 25 minutes or until light golden brown.
 * 8) Cool completely.
 * 9) Cut into bars.