Wash and peel the asparagus and cut off the woody ends. Bring the peel and ends to the boil with about 1 l water and simmer for about 10 minutes. Sieve and measure 1/2 l asparagus stock
Hard boil 2 eggs. Wash the tomatoes, carve the skin crosswise, scald and quench. Cut tomatoes into quarters, remove seeds and dice. Quench eggs, peel. Let them cool down. Wash herbs and chop separately. Cut ham into strips
Clean, wash and cut the spring onion into rings. Dice eggs. Mix vinegar, mustard, salt, pepper and some sugar. Stir in 4 tablespoons of oil, egg cubes and onion
Heat 50 g butter and sauté flour in it. Stir in asparagus stock and milk, bring to the boil. Simmer the sauce for about 5 minutes. Cook the asparagus in boiling, lightly salted water, covered with 1 teaspoon sugar, for 20-25 minutes
Wash the meat, pat dry and cut into medallions. Fry in 1-2 tablespoons of hot oil for 2-3 minutes on each side. Season, keep warm
Season the sauce with pepper, possibly salt and stock. Alloy with egg yolk. Divide the sauce into three. Stir in one portion of cheese and ham, another portion of tomatoes and thyme and the remaining herbs. Keep the sauces warm. Heat 2 tablespoons of butter. Arrange everything and sprinkle the asparagus with butter. Served with: new potatoes