Cinnamon Sugar Grilled Donuts

Name: Cinnamon Sugar Grilled Donuts
Prep time: 10 min
Cook time: 12 min
Yield: 8
Cuisine: American,Canadian,
Ingredients: 1/4 cup (60 ml) granulated sugar; 1 tbsp (15 ml) cinnamon ground (club house); 1/4 cup (60 ml) butter melted; 2 tbsp (30 ml) packed brown sugar; 1 can (340 ml) refrigerated biscuits