Keto Sweet Onion Sauce
Elevate your meals with this tantalizing Keto Sweet Onion Sauce, a low-carb twist on a classic condiment that perfectly balances sweet and savory flavors. Featuring caramelized yellow onions, minced garlic, and a touch of powdered erythritol for subtle sweetness, this sauce is enriched with heavy cream and Dijon mustard for a creamy, velvety texture. Apple cider vinegar and low-sodium soy sauce (or coconut aminos) add depth and tanginess, while a hint of salt and black pepper rounds out the profile. Ready in just 25 minutes, this keto-friendly sauce pairs beautifully with grilled meats, roasted veggies, or as a dipping sauce—offering a versatile, guilt-free way to indulge. Perfect for anyone following a low-carb lifestyle, this recipe ensures satisfying flavors without compromising your dietary goals.
Smart Nutrition Tracking with SnapCalorie
Recipe Information
Ingredients
- 2 tablespoons butter
- 1 medium-sized, finely diced yellow onion
- 2 cloves, minced garlic
- 2 tablespoons powdered erythritol
- 1 tablespoon apple cider vinegar
- 1 teaspoon Dijon mustard
- 0.25 cup heavy cream
- 1 tablespoon low-sodium soy sauce or coconut aminos
- 0.25 teaspoon salt
- 0.25 teaspoon black pepper
Instructions
In a medium skillet, melt the butter over medium heat.
Add the diced onion to the skillet and sauté for 8-10 minutes, stirring frequently, until the onions are soft and caramelized.
Add the minced garlic to the skillet and sauté for an additional 1-2 minutes until fragrant.
Sprinkle the powdered erythritol over the onions and stir to combine, allowing the sweetness to meld with the onions.
Add the apple cider vinegar, Dijon mustard, and low-sodium soy sauce (or coconut aminos) to the skillet. Stir well to incorporate.
Reduce the heat to low, then pour in the heavy cream. Stir continuously until the sauce thickens slightly, about 2-3 minutes.
Season with salt and black pepper to taste, stirring one final time.
Remove from heat and allow the sauce to cool slightly. It can be used immediately or stored in an airtight container in the refrigerator for up to 5 days.
Nutrition Facts
Calories |
80 | ||
|---|---|---|---|
% Daily Value* |
|||
| Total Fat | 7.4 g | 9% | |
| Saturated Fat | 4.4 g | 22% | |
| Polyunsaturated Fat | 0.0 g | ||
| Cholesterol | 20 mg | 7% | |
| Sodium | 215 mg | 9% | |
| Total Carbohydrate | 6.3 g | 2% | |
| Dietary Fiber | 0.4 g | 1% | |
| Total Sugars | 0.8 g | ||
| Protein | 0.5 g | 1% | |
| Vitamin D | 0.1 mcg | 0% | |
| Calcium | 8 mg | 1% | |
| Iron | 0.1 mg | 0% | |
| Potassium | 43 mg | 1% | |
*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.
