Fill your sink with hot, hot, hot water. Then fill each wine bottle with hot water and drop it into the sink. Next, add this secret potion: 1/2 cup baking powder 1 Tbsp dish soap 2 cups white vinegar Once you add the vinegar to the sink, it will get all fizzy for a second AND THE LABELS COME OFF! Good to know for wine bottle vases or other projects requiring an old bottle.