Image 1 of 2 Image 2 of 2 Barrel Aged Whiskey $20.00 Original maple syrup that sits in a whisky barrel for 3-5 months has a tint of oaky flavor and a tad of whiskey flavor. Quantity: Add To Cart Added! Original maple syrup that sits in a whisky barrel for 3-5 months has a tint of oaky flavor and a tad of whiskey flavor.