Clean and wash the cauliflower and divide it into small florets. Cook in 3/4 l boiling salted water for 10-15 minutes. Clean and wash the mangetouts. Add about 5 minutes before the end of the cooking time and cook with them
In the meantime, boil eggs for about 10 minutes until hard. Cut ham into small cubes
Drain the vegetables, collect the vegetable water. Heat the fat. Sweat flour in it. Add vegetable water and cream while stirring, bring to the boil and simmer for about 5 minutes. Season sauce with mustard, salt and pepper
Quench, peel and cut the eggs into six. Heat vegetables, ham and eggs in the sauce. Wash the chervil, remove the leaves (chop parsley). Sprinkle ragout with it. Boiled potatoes taste good with it
Instead of cooked ham you can also use Kasseler cold cuts or raw ham