1.
Preheat the oven to 160 C / Gas 3.
2.
Heat the olive oil in a large ovenproof casserole dish. Season the venison with salt and pepper and add it to the dish. Brown the venison over medium heat. Remove the meat with a slotted spoon and set it aside.
3.
Add the onion, carrot, parsnip and celery to the casserole dish and cook until fragrant. Add the garlic, parsley, cloves, juniper, allspice and bay leaf and cook about 1 to 2 minutes.
4.
Add the cognac, scraping up all the brown bits stuck to the bottom of the dish. Add the tomatoes, blueberries, beef stock and venison to the dish and season with salt and pepper to taste. Bring to the boil and cover.
5.
Put the casserole dish in the oven and bake, covered, for 2 to 2 1/2 hours. Serve over mashed potatoes or polenta.