For the cinnamon pancakes with aquafaba, first sift flour with baking powder and baking soda. Stir in cinnamon and salt. Mix milk and vinegar.
Beat the aquafaba with a whisk until frothy. Add half of the sugar and continue beating well. Add remaining sugar and beat well again.
Quickly mix flour mixture, milk, aquafaba and oil.
Melt butter in a pan and add the batter by the ladleful. The cinnamon pancakes with aquafaba should not be too big. Sprinkle with powdered sugar and serve immediately.