Reese Cups - cooking recipe

Ingredients

1 box powdered sugar
1 1/2 c. peanut butter
1 Tbsp. vanilla
3/4 c. graham cracker crumbs
2 sticks melted butter
1 (12 oz.) pkg. chocolate chips

Preparation

Mix together all ingredients, except chocolate chips.
Press into a 9 x 13-inch pan.
Melt chocolate chips and pour over peanut butter mixture.
Chill until chocolate hardens.