Whole30 Onion Vinaigrette

Elevate your salads and roasted vegetables with this irresistible Whole30 Onion Vinaigrette—a creamy, tangy dressing that’s as versatile as it is delicious. Made with caramelized yellow onion, robust olive oil, zesty apple cider vinegar, and a touch of Dijon mustard, this homemade vinaigrette strikes the perfect balance of savory and slightly sweet. A hint of honey rounds out the flavors, while garlic adds a bold punch. Ready in just 15 minutes, this gluten-free, dairy-free dressing comes together effortlessly in a blender, creating a smooth and emulsified finish. Ideal for Whole30 adherents and clean-eating enthusiasts, it’s a must-try addition to any healthy pantry. Shake it up before serving and drizzle it on salads, grain bowls, or even grilled proteins for a deeply satisfying, flavor-packed experience.

Nutriscore Rating: 40/100

Prep Time:10 mins

Cook Time:5 mins

Total Time:15 mins

Servings: 10

Ingredients

• 1 medium Yellow onion
• 1 cup Olive oil
• 0.5 cup Apple cider vinegar
• 1 tablespoon Dijon mustard
• 2 cloves Garlic
• 1 teaspoon Salt
• 0.5 teaspoon Black pepper
• 1 teaspoon Honey

Directions

Step 1

Peel and roughly chop the yellow onion.

Step 2

Peel and mince the garlic cloves.

Step 3

In a small skillet, heat 1 tablespoon of olive oil over medium heat.

Step 4

Add the chopped onion and sauté until translucent and lightly golden, about 5 minutes. Remove from heat and let it cool.

Step 5

In a blender or food processor, combine the cooled onion, remaining olive oil, apple cider vinegar, Dijon mustard, minced garlic, salt, black pepper, and honey.

Step 6

Blend the mixture on high until smooth and fully emulsified, about 1 minute.

Step 7

Taste and adjust seasoning if necessary, adding more salt or pepper to your desired preference.

Step 8

Transfer the vinaigrette to a jar or airtight container and refrigerate for at least 30 minutes before serving to allow flavors to meld.

Step 9

Shake well before each use. The vinaigrette can be stored in the refrigerator for up to 1 week.

Nutrition Facts

Serving size	(488.3g)

Amount per serving	% Daily Value*
Calories	2149.0

Total Fat 227.2g	0%
Saturated Fat 34.8g	0%
Polyunsaturated Fat 21.2g
Cholesterol 0mg	0%
Sodium 2721.3mg	0%
Total Carbohydrate 19.7g	0%
Dietary Fiber 2.3g	0%
Total Sugars 11.0g
Protein 1.7g	0%

Vitamin D 0IU	0%
Calcium 49.8mg	0%
Iron 2.2mg	0%
Potassium 292.5mg	0%

*The % Daily Value tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice.

Source of Calories

Fat: 96.0%

Protein: 0.3%

Carbs: 3.7%