Ingredients for 20 servings:
1. 1 cup olive oil
2. 3 teaspoons garlic powder
3. 3 teaspoons dried oregano
4. 3 teaspoons dried basil
5. 2 teaspoons ground black pepper
6. 2 teaspoons salt
7. 2 teaspoons onion powder
8. 1 teaspoon ground mustard
9. 1 teaspoon rosemary
10. 1 1/3 cups red wine vinegar
Directions:
1. Simply pour all ingredients into a container (bottle is best).
2. Shake vigorously until well mixed.
3. Store tightly at room temperature.