Wash and peel the asparagus and cut off the woody ends. Wrap the stalks in a damp cloth and chill. Boil the asparagus skins and ends in about 2 l of cold water. Simmer for about 10 minutes.
Then drain, collect the stock (measure a good 3/4 l for the starter)
Chervil wash, pluck. Peel and chop the onion. Wash, dry and chop the meat
Wash and brush the potatoes well or peel and wash them. Cook in water for about 20 minutes. Boil up the rest of the asparagus stock with salt and a little sugar. Covered asparagus and cook for 15-20 minutes
Heat the oil in a frying pan. Fry the meat for 2-3 minutes in portions until golden brown. Season with salt and pepper. Then add 1 tablespoon of fat to the meat and heat it up. Sprinkle with flour and sauté. Add 1/4 l water, wine and cream, bring to the boil and dissolve the stock. Simmer for about 5 minutes. Season to taste and heat meat in it
Drain the potatoes, possibly toss in hot fat. Arrange everything. Garnish with chervil and tomato cubes