MUDDY BUDDIES/PUPPY CHOW FOR KIDS

I've heard a lot of names for this recipe, but not matter what you like to call it, it still tastes GOOD. This is a great snack for kids because they love it. WARNING: These are very addicting!
Ingredients:
9 cups Chex or Crispix cereal
1 cup chocolate chips
1/2 cup peanut butter
1/4 cup butter or margarine
1 tsp. vanilla
1 1/2 cups powdered sugar

Directions:
In large bowl, measure cereal and set aside. In microwavable bowl, melt together butter, peanut butter, and chocolate chips uncovered for 1 minute on High. Stir and microwave for another 30 seconds or until mixture can be stirred smooth. Stir in vanilla. Add to cereal and stir until evenly coated. Pour into a 1 to 2 gallon size plastic, resealable food-storage bag. Add powdered sugar, seal bag, and shake until well coated. Spread on wax paper to let cool. Store in airtight container in refrigerator.