Mix eggs, milk and flour to a smooth dough and let it swell for 20-30 minutes. Wash and sort blueberries. Stir mineral water into the pancake batter. Put some fat in a
Pour a little batter into the pan, sprinkle with blueberries and bake for 1-2 minutes. Use a knife to remove the pancake from the pancake pan and turn the pancake over, finish baking and keep warm. Bake 15 more small pancakes in the same way.
Mix cinnamon and sugar. Arrange 3-4 small pancakes per person on plates and sprinkle with cinnamon and sugar. Serve with a dash of crème fraîche and some mint leaves.