Wolf's Paw Drink Hard liquor is very expensive in Sweden. This means that some chemists turn to laboratory alcohol in order to their expenses at a more reasonable level. Vargtass is one favourite way of making use of the tax-free lab alcohol. Ingredients: 60 ml vodka or 25 ml lab alcohol (96 %)and 35 ml water 60 ml lingonberry juice Proceed as follows: 1.Mix equal parts of vodka and lingonberry juice in a shaker with plenty of ice. Shake and serve! Even better is to mix without ice and leave the mixture in the refrigerator for a few hours. Thus you avoid an unnecessary dilution, but that requires careful planning.