Preheat oven to 350°F.
Spray a bundt pan real good with nonstick cooking spray. Set aside.
In a large mixing bowl add sugar and cinnamon and stir well to combine. Set aside.

Unwrap biscuits. Flatten each biscuit. Add a mini Reese cup to each and wrap dough round cup and roll in ur hand to form a ball. Do it to each biscuit and reese cup. Once all balls are formed add to cinnamon sugar and coat each ball well. Then layer into prepared pan.

Once all balls are layered into pan. In a small bowl add the butter and melt in microwave. Add 2Tbsps. Cinnamon sugar mix to butter and stir til sugar is dissolved. Pour butter mixture all over dough balls.

Bake in preheated oven for 30 minutes or so til golden brown and when balls are firm to touch and not doughy. Take out of oven and let rest for 6-7 minutes. Then invert pan onto a serving platter with rim. Let finish cooling to room temp.