Montreal steak seasoning
water (and you can pour a little of red wine in the water if you like )
1/2-1 onion sliced rounds.
Heat oven to 400 degrees
Directions for 2 roasts:
Place tri-tip in a glass baking dish.
Sprinkle it with seasoning.(careful not to over do it,or it will be too spicy)
Add onion rounds to the bottom and top of the meat.
Add the mushrooms and fill the baking dish 1/3 with water.
Cover with foil and place it in the oven for 40 min. Reduce to 350 and continue to roast for another 2 hours. Add more hot water if needed.
When the meat is done,slice it and pour with the liquid from the dish.