Sear-Style Chicken Thighs with Caramelized Onions and Mushrooms

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

Tender chicken thighs seared to golden perfection, topped with a rich sauce of caramelized onions and mushrooms, served alongside roasted broccoli. This american-inspired keto ready in about 40 minutes pairs Chicken thighs, skin-on, Olive oil, Yellow onion, diced for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 450 calories and feeds 4, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 15 min Cook: 25 min Serves 4 American cuisine 450 cal/serving
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Ingredients

Instructions

  1. Step 1: Pat the chicken thighs dry with paper towels and season both sides with 1/4 tsp salt and 1/4 tsp black pepper.
  2. Step 2: Heat 2 tbsp olive oil in a large oven-safe skillet over medium-high heat until shimmering.
  3. Step 3: Add the 12 oz chicken thighs, skin-side down, and sear for 5-6 minutes without moving until the skin is golden brown and crispy.
  4. Step 4: Flip the chicken thighs and cook for 2 more minutes.
  5. Step 5: Remove the chicken from the skillet and set aside.
  6. Step 6: Add the 1/2 cup diced yellow onion and 1 cup sliced cremini mushrooms to the skillet, stirring to coat in the drippings. Cook for 5 minutes until the onions are softened and the mushrooms release their liquid.
  7. Step 7: Add the 2 minced garlic cloves and cook for 30 seconds until fragrant.
  8. Step 8: Pour in 1/4 cup chicken broth and 1 tbsp apple cider vinegar, scraping up any browned bits from the bottom of the skillet.
  9. Step 9: Return the chicken to the skillet, skin-side up, and nestle the 2 cups broccoli florets around the chicken.
  10. Step 10: Transfer the skillet to a preheated oven at 400°F (200°C) and bake for 20-25 minutes until the chicken reaches an internal temperature of 165°F (74°C) and the broccoli is tender.

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Frequently asked questions

How long does Sear-Style Chicken Thighs with Caramelized Onions and Mushrooms take to make?

Total time is about 40 minutes (15 min prep + 25 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Sear-Style Chicken Thighs with Caramelized Onions and Mushrooms?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep chicken thighs, skin-on from drying out.

Can I substitute ingredients in Sear-Style Chicken Thighs with Caramelized Onions and Mushrooms?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Sear-Style Chicken Thighs with Caramelized Onions and Mushrooms for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with Sear-Style Chicken Thighs with Caramelized Onions and Mushrooms?

American keto like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.

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