1 (18.25 ounce) package HERSHEY'S Honey Nut Candy Mix
1 (3.4 ounce) package instant vanilla pudding mix
1 cup white sugar
2 eggs
1 (8 ounce) package graham cracker crumbs
1/4 cup shortening
2 cups dry HERSHEY'S HERSHEY'S Unsweetened Baking Chocolate
1 (8 ounce) container frozen whipped topping, thawed
1/4 cup packed brown sugar
1/2 teaspoon vanilla extract