This is a sour made with the German bar consultant's preferred method of treating chickpea water (aquafaba). 
				
				
			A cocktail for vegans with spinach, olives and aquafaba for texture, by the former Dandelyan bartender. 
				
				
			Making cocktails for your vegan customers isn't just about skipping the egg whites in a sour, or milk in your White Russians, discovers the DRiNK Magazine columnist and bar consultant.
				
				
			



