Wash the asparagus. Peel the white one and cut off the woody ends. Cook in boiling salted water with some sugar for about 20 minutes. Cut only the green ends off generously and cook for about 8 minutes. Take out
Mix flour and baking powder. Mix with milk, eggs, salt and pepper to a smooth dough. Let it swell for about 10 minutes
Mix vinegar, salt, pepper and a little sugar and add oil. Peel and chop the onion. Wash and quarter the tomato, remove seeds if necessary and dice. Mix everything and pour over the asparagus
Wash and chop the herbs. Stir into the dough with mineral water. Heat the fat in portions. Bake 4 thin crêpes from the dough one after the other. Serve with asparagus and marinade