- 1 cup red wine vinegar
- 2 tablespoons olive oil
- 2 small or medium red onion, chopped
- 1 tablespoon dried oregano or 2 drops doTERRA oregano essential oil
- 1 teaspoon Himalayan pink salt
Place the chopped onions in a large mason jar. Put all the other ingredients on top of the onions. Shake the jar to combine the ingredients, leave it on the counter for at least 6 hours, and store in the refrigerator for up to 3 months.