4 pounds beef tri-tip roast

1/2 cup dry red wine

1/2 cup olive oil

2 tablespoons Worcestershire sauce

1 tablespoon soy sauce

1 medium lemon, -- juiced

3 cloves garlic, -- chopped

1/4 teaspoon dry mustard

Combine oil, Worcestershire, soy, lemon juice, garlic and mustard. Marinate meat in sauce in refrigerator for 24 hours, turning several times. Remove from refrigerator 2 hours before grilling. Grill over medium heat about 15 to 20 minutes on each side, brushing frequently with marinade.