Balsamic Roast Beef

Directions

1. 1
   Melt butter in a pot (not too large).
2. 2
   Dust the beef with flour and tap gently to remove excess flour.
3. 3
   Sear beef on all sides until nicely browned.
4. 4
   Alway through searing, add onion and cook together with the beef, flipping them while cooking to prevent them from browning too much.
5. 5
   When beef has been seared on all sides, add balsamic vinegar and allow it to cook off.
6. 6
   Season beef with salt and pepper.
7. 7
   Add stock and double cream.
8. 8
   Cover with a lid, reduce heat to very low, and continue cooking slowly for 3 hours.
9. 9
   (Start preparing your side dishes during the last hour of cooking.)
10. 10
    Take beef out of the sauce.
11. 11
    If you prefer a thicker sauce, dissolve cornstarch in 1-2 tablespoons water and stir into the sauce to thicken.
12. 12
    Let meat rest for a about 10 minutes before slicing.
13. 13
    Serve with sauce.