Cut the venison into pieces of about two inches square. Salt and pepper well. Put two tablespoonfuls of butter into a saucepan with the Venison and let it brown slowly. When nearly brown, add an onion, chopped fine, and let this brown slightly; then add the ham, minced very fine, and the clove of garlic and bay leaves and thyme, minced very fine. Stir in with the Venison and let these brown for about two minutes. Then add a tablespoonful of flour and brown for a few minutes more. Add White Wine and let all simmer for five minutes. Then add a quart of Consomme or water and let all cook for about one hour. Season again according to taste and add mushrooms chopped fine and the zest of a lemon, and season again to taste. Let, all cook a half-hour longer and serve on a hot dish with Croutons fried in butter.