Preparation Prepare barbecue (medium heat). Place potatoes in 13x9x2-inch baking dish. Add 1/4 cup oil, chopped fresh rosemary, brown sugar, garlic powder, and cayenne pepper to potatoes. Sprinkle potatoes with salt and pepper; toss to coat. Brush grill lightly with oil. Place potatoes on grill, spacing about 1 inch apart. Grill until potatoes are tender and slightly charred, turning occasionally, about 10 minutes total. Transfer potatoes to bowl, season to taste with salt and pepper, and serve.
Preparation Prepare barbecue (medium heat). Place potatoes in 13x9x2-inch baking dish. Add 1/4 cup oil, chopped fresh rosemary, brown sugar, garlic powder, and cayenne pepper to potatoes. Sprinkle potatoes with salt and pepper; toss to coat. Brush grill lightly with oil. Place potatoes on grill, spacing about 1 inch apart. Grill until potatoes are tender and slightly charred, turning occasionally, about 10 minutes total. Transfer potatoes to bowl, season to taste with salt and pepper, and serve.