Morgan Veal Stew

• 525 gr stewing veal
• 475 ml chicken stock (hot)
• 260 gr dutch oven
• 240 ml sour cream
• 120 ml wine (white)
• 85 gr mushrooms (sliced)
• 34 gr pork drippings
• 30 gr onion
• 8 gr flour
• 5 ml worcestershire sauce