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.