Easy Keto BBQ Sauce Recipe (5-Min Prep!)

Dips & Sauces

March 9, 2026

Smoky, Tangy, and Sugar-Free: The Best Keto BBQ Sauce

Does switching to a low-carb lifestyle mean saying a tearful goodbye to your favorite barbecue sauce? Absolutely not! While traditional store-bought sauces are packed with sugar, this recipe is here to save your summer cookouts. We’re putting rich, smoky barbecue sauce back on the table with a recipe that’s incredibly easy, full of flavor, and perfectly keto-friendly. Get ready to slather this on everything from grilled chicken to pulled pork!

Ingredients

• Makes 1 cup / 240 ml (2 tablespoons per serving)
• 1 cup / 240 g tomato sauce
• 2 tablespoons / 24 g powdered erythritol
• 1 tablespoon / 14 g salted butter
• 2 teaspoons / 10 ml apple cider vinegar
• 2 teaspoons / 6 g onion powder
• 1½ teaspoons / 7.5 ml liquid smoke
• 1 teaspoon / 5 ml fresh lemon juice
• 1 clove garlic, minced
• ¼ teaspoon / 1.5 g sea salt
• ¼ teaspoon / 0.5 g ground black pepper

Instructions

1. Directions1. In a medium saucepan, whisk together the tomato sauce, powdered erythritol, salted butter, apple cider vinegar, onion powder, liquid smoke, lemon juice, minced garlic, sea salt, and black pepper.2. Bring the mixture to a simmer over medium heat. Reduce the heat to low and let it gently simmer for 15 minutes, stirring occasionally, until the sauce has thickened slightly.3. Remove from heat and taste, adjusting with more salt if desired. Allow the sauce to cool completely before transferring it to an airtight container. Store in the refrigerator for up to 1 week.

Nutritional Information

• Per 2-tablespoon serving:
• Calories: 39
• Fat: 3 g
• Protein: 0.6 g
• Total Carbs: 2.8 g
• Dietary Fiber: 0.6 g
• Erythritol: 4 g
• Net Carbs: 2.2 g

Pro Tips

• For a deeper, more molasses-like flavor, substitute the powdered erythritol with 1 tablespoon of a brown sugar erythritol blend.
• Add a spicy kick by whisking in ¼ teaspoon of cayenne pepper or a dash of your favorite sugar-free hot sauce.
• For an ultra-smooth, commercial-style texture, use an immersion blender to blend the sauce after simmering.
• If you prefer a thicker sauce, simply let it simmer for an additional 5-10 minutes until it reaches your desired consistency.

FAQ

Q: Is this BBQ sauce really sugar-free
A: Yes, this BBQ sauce is completely sugar-free. It uses powdered erythritol as a sweetener instead of traditional sugar, making it perfectly keto-friendly with only 2.2g of net carbs per serving.

Q: How can I make this keto BBQ sauce spicier
A: To add a spicy kick, the recipe suggests whisking in ¼ teaspoon of cayenne pepper or a dash of your favorite sugar-free hot sauce.

Q: How long does this homemade BBQ sauce last
A: You can store this sauce in an airtight container in the refrigerator for up to one week.

Q: Can I make this sauce thicker
A: Absolutely. If you prefer a thicker sauce, simply let it simmer on low heat for an additional 5 to 10 minutes until it reaches your desired consistency.

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