Mix the flour, sugar, vanilla sugar, baking powder and salt in a bowl. Combine the almond milk and sparkling water, add to the flour and mix until you have a smooth batter.
Heat 1 tbsp of margarine in a non-stick frying pan, add half of the batter, fry over a medium heat for several minutes. Turn the pancake, divide into small pieces using the spatula, fry for a further 3 mins. Prepare the second pancake straight away. Dust with icing sugar and serve with jam.