Christmas Peanut Butter Balls

2 sticks melted butter
1 c. chopped nuts
1 tsp. vanilla
1/2 c. peanut butter
1 box confectioners' sugar
1/2 box graham cracker crumbs
1/2 block paraffin wax
1 pkg. butterscotch or chocolate chips

Mix first 6 ingredients in a bowl.
Shape into 2-inch balls.
Melt wax and chocolate or butterscotch chips in a double boiler.
Dip the balls into the mixture and place on waxed paper to harden.