Dice-mom's Peanut Butter Balls

My mom makes these, and they are awesome!
Diceman

1 stick butter
3 cups rice crispies
2 cups peanut butter
1 lb of powdered sugar
1 tsp vanilla

Mix and roll into balls

Then melt the following into a double boiler:
12 ounce semi sweet chocolate chips
1 medium choc hershey bar

Dips balls into chocolate.