INGREDIENTS
1
box yellow cake mix, plus ingredients to make cake
2/3 cup
peanut butter
1 1/2 cups
chocolate syrup (Hershey's)
1 can
sweetened condensed milk
8
regular Reese's peanut butter cups, divided
1 8 ounce container
cool whip, thawed
1 16 ounce can
chocolate frosting