Whisk all the Marinade ingredients together in a bowl or measuring cup, set aside.
¾ cup Olive Oil, ¼ cup Red Wine Vinegar, 1 teaspoon Garlic Powder, 1 teaspoon Dried Oregano, 1 teaspoon Dried Basil, ½ teaspoon Onion Powder, ½ teaspoon Crushed Red Pepper Flakes, ¾ teaspoon Salt, ½ teaspoon Pepper