Peel and chop the onions and garlic. Dab meat dry and cut into cubes. Heat the lard in a roaster. Fry the meat for about 10 minutes. After about 8 minutes add tomato paste, onions and garlic, stirring continuously.
Deglaze with red wine, bring to the boil and simmer for about 3 minutes. Add 750 ml water, bring to the boil. Season with bay leaf, salt, pepper and sugar. Cover and stew for about 2 hours until soft.
Clean, peel and dice the carrots, celery and sweet potatoes. Blanch them together in boiling salted water for 3-4 minutes, drain and collect 175 ml of liquid.
For the sauce, heat 10 g butter, sauté 10 g flour in it while stirring. Gradually add the vegetable water. Bring to the boil and simmer for about 5 minutes. Stir in crème fraiche.
Season to taste with salt, pepper and nutmeg.
For the crumbles, grate the parmesan finely. Wash the rosemary, shake dry, pluck the needles and chop finely. Mix Parmesan, 30 g flour, almonds, rosemary and 60 g butter in a bowl. Work into crumbles with your hands.
Clean and wash spring onions and cut them into diagonal pieces. Mix the spring onions with the cooked vegetables. Put the vegetables into 4 greased ramekins (each containing approx. 200 ml). Pour sauce over them.
Spread the crumbles evenly. Bake in the preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: see manufacturer) for 30-35 minutes. Season to taste with salt and pepper and arrange on plates with winter vegetables.
Garnish with rosemary if desired.