Grilled Spicy Bbq Chicken Thighs with Homemade Sauce

Grilled Spicy BBQ Chicken Thighs with Homemade Sauce

These grilled spicy BBQ chicken thighs are the perfect summer cookout dish. The homemade spicy BBQ sauce is so good you will want to put it on everything, and the chicken thighs turn out perfectly juicy every time. This recipe uses boneless skinless thighs for quick cooking, but you can also use bone in thighs for even more flavor. The key is low and slow grilling with a bold, homemade sauce that brings the heat.

Why This Recipe Works

Chicken thighs are naturally more forgiving than breasts because of their higher fat content. When grilled properly, they stay moist and develop beautiful char marks. The homemade spicy BBQ sauce combines ketchup, brown sugar, vinegar, Worcestershire sauce, and sriracha for a sweet, tangy, and fiery finish. Applying the sauce during the last few minutes prevents burning while allowing the sugars to caramelize.

Grilled spicy BBQ chicken thighs are a classic American summer dish, prized for their rich flavor and tender meat. Bone in, skin on thighs are ideal for crispy skin, but boneless works great too.

Ingredients

Ingredients you need to make my spicy bbq chicken recipe:

• 2 lbs boneless skinless chicken thighs (or bone in, skin on)
• Salt and black pepper to taste
• 1 tablespoon olive oil
• 2 tablespoons butter
• 1/2 small onion, finely chopped
• 2 cloves garlic, minced
• 1 cup ketchup
• 2 tablespoons yellow mustard
• 2 tablespoons apple cider vinegar
• 1 tablespoon Worcestershire sauce
• 1 teaspoon paprika
• 1 teaspoon chili powder
• 1 tablespoon sriracha (or more for extra heat)
• 1 tablespoon hot chili paste (sambal oelek)
• 1 tablespoon brown sugar

Note: Substitute sambal oelek with extra sriracha if needed. For gluten free, use gluten free tamari in place of Worcestershire sauce or check labels.

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How to Make Grilled Spicy BBQ Chicken Thighs

How to make Grilled Spicy BBQ Chicken Thighs:

1. Make the sauce: In a saucepan over medium heat, melt butter. Add onion and garlic; cook until softened, about 3 minutes. Add ketchup, mustard, apple cider vinegar, Worcestershire sauce, paprika, chili powder, sriracha, sambal oelek, and brown sugar. Stir well and bring to a simmer. Cook for 15 minutes, stirring occasionally, until thickened. Remove from heat and set aside.
2. Prepare the chicken: Pat the chicken thighs dry with paper towels. Season both sides with salt and pepper. Drizzle with olive oil and rub to coat evenly.
3. Preheat the grill: Heat your grill to medium low (about 350 375°F). Oil the grates well to prevent sticking. For charcoal grills, use a two zone setup with coals banked on one side.
4. Grill the chicken: Place thighs on the grill over direct heat. Cook for 3 4 minutes per side, then move to indirect heat if using. Continue grilling, turning every 3 4 minutes, until the internal temperature reaches 165 170°F (about 15 20 minutes total for boneless). For bone in thighs, expect 25 30 minutes.
5. Baste with sauce: During the last 5 10 minutes of cooking, brush the spicy BBQ sauce onto both sides of the chicken. Turn once more to let the sauce set, being careful not to burn it.
6. Rest and serve: Transfer the grilled chicken to a plate and let rest for 5 minutes. This allows the juices to redistribute. Serve with extra sauce on the side.

For extra smokiness, add applewood or hickory wood chips to your grill. If using bone in, skin on thighs, start skin side down over direct heat to crisp the skin, then move to indirect heat to finish.

Serving Suggestions

Here are some of my favorite side dishes to serve with BBQ chicken:

• Potato salad: Creamy or mustard based, it balances the heat.
• Chipotle mac and cheese: Smoky and cheesy, a crowd pleaser.
• Hawaiian mac salad: A tangy, creamy side popular at cookouts.
• Honey roasted carrots: Sweet and caramelized, they complement the spicy chicken.
• Coleslaw: Crunchy and refreshing, perfect for cooling the palate.

Other classics like cornbread, baked beans, grilled corn, or a crisp green salad also work beautifully.

Tips for the Best Grilled Spicy BBQ Chicken Thighs

• Don’t rush the heat: Medium low heat ensures the chicken cooks through without burning the sauce. High heat will char the sugar in the sauce before the meat is done.
• Use a meat thermometer: For safety, chicken must reach 165°F. For fall off the bone tenderness on bone in thighs, cook to 175 185°F.
• Marinate for deeper flavor: If time allows, marinate the seasoned chicken in the fridge for 2 4 hours before grilling. Pat dry before grilling for better browning.
• Oil the grates well: This prevents sticking and helps achieve nice grill marks.
• Reserve some sauce: Keep extra sauce for dipping at the table. Avoid cross contamination by using a clean brush for the last basting.

For a fun variation, try our Chipotle Honey Chicken Thighs for a sweeter, smoky flavor. Or make Honey Chipotle Grilled Chicken Skewers for a quick weeknight meal.

Frequently Asked Questions

Grilled Spicy BBQ Chicken Thighs

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🔥 Juicy boneless chicken thighs grilled low and slow then basted with a bold homemade spicy BBQ sauce that balances sweet, tangy, and fiery flavors.
🍗 Perfect for summer cookouts, this forgiving cut stays incredibly moist on the grill while the sauce caramelizes into a beautiful sticky glaze.

• Total Time: 50 minutes
• Yield: 4 servings 1x

Ingredients

Scale 1x2x3x

2 lbs boneless skinless chicken thighs (or bone in, skin on)

Salt and black pepper to taste

1 tablespoon olive oil

2 tablespoons butter

1/2 small onion, finely chopped

2 cloves garlic, minced

1 cup ketchup

2 tablespoons yellow mustard

2 tablespoons apple cider vinegar

1 tablespoon Worcestershire sauce

1 teaspoon paprika

1 teaspoon chili powder

1 tablespoon sriracha (or more for extra heat)

1 tablespoon hot chili paste (sambal oelek)

1 tablespoon brown sugar

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Instructions

1-Make the sauce: Melt butter in a saucepan over medium heat, cook onion and garlic until softened (about 3 minutes). Add ketchup, mustard, apple cider vinegar, Worcestershire sauce, paprika, chili powder, sriracha, sambal oelek, and brown sugar. Stir, bring to a simmer, and cook 15 minutes until thickened. Remove from heat and set aside.

2-Prepare the chicken: Pat chicken thighs dry with paper towels. Season both sides with salt and pepper, then drizzle with olive oil and rub to coat evenly.

3-Preheat the grill: Heat grill to medium-low (350-375°F). Oil the grates well. For charcoal, use a two-zone setup with coals banked on one side.

4-Grill the chicken: Place thighs on grill over direct heat. Cook 3-4 minutes per side, then move to indirect heat if using. Continue grilling, turning every 3-4 minutes, until internal temperature reaches 165-170°F (15-20 minutes for boneless, 25-30 for bone-in).

5-Baste with sauce: During the last 5-10 minutes of cooking, brush the spicy BBQ sauce onto both sides of the chicken. Turn once more to let the sauce set, being careful not to burn.

6-Rest and serve: Transfer grilled chicken to a plate and let rest for 5 minutes. Serve with extra sauce on the side.

Last Step:

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Notes

🔥 Use a meat thermometer to ensure chicken reaches 165°F; for bone-in thighs, cook to 175–185°F for fall-off-the-bone tenderness.
🧴 Reserve some sauce before basting to serve as a dipping sauce, and use a clean brush for the final baste to avoid cross-contamination.
🌡️ Keep the grill at medium-low heat to prevent the sugars in the sauce from burning before the chicken is fully cooked through.

• Author: Ruby Bennett
• Prep Time: 15 minutes
• Resting Time: 5 minutes
• Cook Time: 35 minutes
• Category: Dinner
• Method: Grilling
• Cuisine: American

Nutrition

• Serving Size: 2 thighs
• Calories: 380
• Sugar: 14g
• Sodium: 780mg
• Fat: 18g
• Saturated Fat: 5g
• Unsaturated Fat: 11g
• Trans Fat: 0g
• Carbohydrates: 17g
• Fiber: 1g
• Protein: 36g
• Cholesterol: 155mg