atmospheric halloween cocktail party with spooky blackberry drinks

halloween cocktail party spooky blackberry atmospheric drinks celebration eerie themed berries glassware ice rosemary garnish candle ambiance dark mystical october mixology refreshments chilling entertaining moody elegant season decorations bats candlelight evening creative mysterious horror stylish modern culinary beverage event trendy ghostly night festivity alcoholic nonalcoholic gothic sophisticated bewitching seasonal ai generated