Wash meat, dab dry, cut rind into rhombuses. Peel onions and 2 carrots and dice them roughly. Put the roast on a fat pan of the oven. Spread vegetables all around. Cook in the preheated oven (electric cooker: 150 °C/ convection oven: 125 °C/ gas: level 1) for about 2 hours. After 1 hour pour on 3/4 litre of water.
After 2 hours, raise the temperature (electric oven: 225 °C/ convection oven: 200 °C/ gas: level 4) and cook for another 30 minutes. Meanwhile peel kohlrabi and cut into slices. Peel, wash and cut the rest of the carrots into pieces. Wash the mangetouts. Remove the finished roast and keep warm. Remove the roast from the tray and pour it through a sieve into a pot. Bring to the boil and season to taste with salt, pepper and a pinch of sugar. Bind with sauce thickener. Melt 2 tablespoons of butter. Fry vegetables in butter while turning. Caramelise with 1 tablespoon of sugar. Season with salt and pepper.
Bind with sauce thickener. Melt 2 tablespoons of butter. Fry vegetables in butter while turning. Caramelise with 1 tablespoon of sugar. Season with salt and pepper. Add 100 ml water, bring to the boil and stew for about 5 minutes in a closed saucepan. Wash the chervil, shake dry, remove leaves except for something to garnish, pluck from the stems and chop. Heat 2 tablespoons of butter in a pan and fry the gnocchi for about 5 minutes, turning them over. Season to taste with salt and nutmeg. Sprinkle with chervil. Arrange roast, vegetables and gnocchi. Garnish with chervil
Wash the chervil, shake dry, remove leaves except for something to garnish, pluck from the stems and chop. Heat 2 tablespoons of butter in a pan and fry the gnocchi for about 5 minutes, turning them over. Season to taste with salt and nutmeg. Sprinkle with chervil. Arrange roast, vegetables and gnocchi. Garnish with chervil
Preparation time approx. 2 hours 50 minutes