Double Delicious Cookie Bars

[CoffeeGirl]

Ingredients:
1/2 cup (1 stick) butter or margarine
1-1/2 cups graham cracker crumbs
1 can (14 oz.) sweetened condensed milk (not evaporated milk)
2 cups (12-oz. pkg.) HERSHEY'S Semi-Sweet Chocolate Chips
1 cup REESE'S Peanut Butter Chips
1 cup HERSHEY'S Semi-Sweet Chocolate Chips
1-1/2 teaspoons shortening(do not use butter, margarine, spread or oil)
Directions:
Heat oven to 350°F. (325°F. for glass dish).

Melt butter in oven in 13x9x2-inch baking pan. Sprinkle graham cracker crumbs over butter; pour sweetened condensed milk evenly over crumbs. Top with 2 cups chocolate chips and peanut butter chips; press down firmly.

Bake 25 to 30 minutes or until lightly browned. Cool completely in pan on wire rack. In small microwave-safe bowl, place 1 cup chocolate chips and shortening. Microwave at HIGH (100%) 1 to 1-1/2 minutes or until smooth when stirred. Drizzle over top of bars. When drizzle is firm, cut into bars. Store loosely covered at room temperature. 24 to 36 bars.