Unique and distinctly Canadian flavour. Butter Tart dessert has originated in QuUnique and distinctly Canadian flavour. Butter Tart dessert has originated in Quebec back in the 1600s and is one of the most popular Canadian desserts. Butter Tart Cream liqueur is crafted with fresh dairy cream and delicately blended with the award-winning Forty Creek whisky.ebec back in the 1600s and is one of the most popular Canadian desserts. Butter Tart Cream liqueur is crafted with fresh dairy cream and delicately blended with the award-winning Forty Creek whisky.