Possible Clues:

• A dreamer foolishly browned off in Guyana perhaps
• Natural brown sugar
• Corrupted a dreamer to pirate drink from South America?
• A type of crystallized brown sugar
• Unsettled a dreamer? Sugar!
• What's conjured up by a dreamer may be rum
• Sugar in old Greek territory reportedly less common
• Area of Guyana after which a brown sugar is named
• A dreamer desperate for rum
• Greek division with gunners replicated spirit