Sweat the onion in the butter with the salt, but do not colour. Add the chicken stock and bouquet garni. Now add the chicory and bring to the boil. Cover with some aluminium foil and place into a pre-heated over at 180c for about 30 minutes until tender and soft. Once cooked remove from the oven and leave to cool. Drain the braised chicory from the cooking juices, slice into thin strips and drain off any excess water. In a saucepan sweat off the lardons in the butter, add the sliced chicory and fry until dry. Once the chicory is dry add the garlic puree and season with salt and pepper.

Mix the sugar, water, butter and lemon juice in a saucepan, add the prepared quince and bring to the boil. Reduce to a simmer and cook until soft. Strain off and save the liquid and liquidize to a smooth puree in a blender, then pass through a fine sieve and adjust texture using the cooking liquid. Season and place in a piping bag.

Heat the oil in a roasting tray, add the carcasses and then the butter and lightly colour. Add the shallots and seat without colouring, then add the sliced mushrooms and sweat until slippery. Add the Gewurztraminer wine and redue by half. Now add the chicken stock, veal glace, cream, thyme, bay leaf, peppercorns and a pinch of salt. Bring to the boil, lightly skim off any scum and reduce to a simmer, cook for 45 minutes and then pass through a colander then through a fine seive. Reduce to sauce consistency then pass finally through a muslin cloth and correct the seasoning.

Place a handful of walnuts in a saucepan and cover with half water and milk. Bring to the boil and leave them to rest for ten minutes. Peel using a small knife and toast in the over with a knob of butter. Season and roast off the partridge in a pre-heated over at 200c for 8 minutes and then remove from the over and leave to stand for a further 16 minutes. Now remove the legs and breast keeping the carcass for your sauce. In a frying pan heat some butter and place the partridge legs and breast skin side down and colour until golden brown then seal the flesh slide briefly before removing.

Meanwhile pan fry the wild mushrooms in a little butter with salt and pepper, reheat the braised chicory and warm through the quince puree in a microwave for a few seconds. Place some chicory in the middle of the plate in a ring, pipe some quince puree onto the plate or around the edge and then sprinkle the mushrooms around with the toasted walnuts, Place the partridge breast on top of the chicory and then the legs to the side. Add the Gewurztraminer sauce and serve.