German pub 'oil for wine': a liter of oil for a liter of wine, barter, exchange on the spot

Since the outbreak of the Russian-Ukrainian conflict, Germany has faced a shortage of sunflower oil. Many supermarkets have imposed restrictions on the purchase of sunflower oil, which has doubled the pressure on many restaurants. Recently, a bar in Munich, Germany, took the lead in launching the "oil for wine" campaign. , customers can exchange sunflower oil for beer, and this activity quickly attracted many customers to experience it.
A beer bar in Munich, Germany, in order to cope with the shortage of edible oil in Germany, the owner decided to let customers bring their own sunflower oil to buy beer, and exchange one liter of oil for one liter of wine, barter and exchange on the spot. It is understood that many bars in Germany currently sell a liter of beer for about 7 euros and a bottle of sunflower oil for about 4.5 euros. Such activities make many customers feel that it is cost-effective and interesting.