1/4 c. red wine vinegar
2 tbsp. vegetable oil
2 tbsp. soy sauce
2 tbsp. catsup
1/4 tsp. onion salt
Garlic powder and black pepper to taste

Combine ingredients and use with beef, pork, or chicken. Marinate for at least 3-4 hours. Increase marinating time for more flavor. Marinate in refrigerator, unless recipe indicates otherwise. When broiling or grilling use remaining marinade for basting.