Veal with peppercorns

3 pounds assorted veal bones 3/4 pound veal leg bone 1/2 carrot, roughly chopped 1 small onion, roughly chopped 1 celery stalk, roughly chopped 1 bouquet[...]

2 tablespoons vegetable oil vegetable 6 pounds bones veal, meaty, , or combination of veal and beef bones * 2 medium onions trimmed, quartered, don't[...]