Chex Muddy Buddies

9-10 cups corn or rice chex 1 cup chocolate chips 1/2 cup peanut butter 1/4 cup butter 1 teaspoon vanilla 1 1/2 cup powdered sugar Into large bowl measure cereal and set aside. In microwave bowl, microwave chocolate chips, peanut butter, and butter uncovered on high for 1 minute. Stir. microwave 30 seconds. stir. repeat until mixture can be stirred smooth. Stir in vanilla. Pour mixture over cereal. Stirring until evenly coated. Pour into two gallon resealable food storage bags. Add powdered sugar to each bag and shake until evenly coated. Spread on wax paper until cool. Store in airtight container in fridge until smooth.