Here's a Southern sweet potato recipe using cooked sweet potates, maple syrup and other syrups, and bourbon.
Preparation:
Cook sweet potatoes; peel and slice crosswise then lengthwise or as desired. Cool and arrange in buttered casserole pan or dish. Combine remaining ingredients except parsley and pour over potatoes. Bake at 350° for 20 to 30 minutes, or until hot and bubbling. Garnish with parsley.