3 wine demiglace Recipes

water, sugar, red-wine vinegar, chopped onion (about 1 medium), unsalted butter, merlot or other dry red wine, rich veal stock * or demiglace

beef bones , leg bones,cut in 2 to 3 inch lengths (have the butcher saw them up), extra virgin olive oil , as needed, chuck roast, cut in large chunks (or other well flavored cut of beef), onions, unpeeled,quartered, garlic, unpeeled,lightly crushed, stalks celery , with leaves if possible,cut in 2 inch pieces, carrots , scrubbed and cut in 2 inch pieces, tomatoes, quartered, dry white wine or 2 cups water, parsley stems (or 1 bunch parsley if desired), bay leaves, whole black peppercorn