Step 1

Whisk all ingredients in bowl until well combined. Store in airtight container for up to 3 months.

Step 2

To make salad dressing, whisk 1 1/2 tablespoons mix, 2 tablespoons red wine vinegar, and 1 tablespoon water in bowl. Cover with plastic wrap and microwave until garlic and onion are just softened, about 15 seconds. Cool to room temperature, then slowly whisk in 6 tablespoons olive oil.