Honey-Mustard Slow-Cooker Chicken Thighs with Root Vegetables

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

Tender chicken thighs glazed in a sweet-tangy honey-mustard sauce, slow-cooked with caramelized carrots and parsnips for a comforting weeknight dinner. This american-inspired slow cooker ready in about 375 minutes pairs boneless skinless chicken thighs, medium carrots, medium parsnips 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.

★ 3.3 (14 ratings) Prep: 15 min Cook: 360 min Serves 4 American cuisine 450 cal/serving
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Ingredients

Instructions

  1. Step 1: Pat 1.5 lbs boneless skinless chicken thighs dry with paper towels and season with 1/4 tsp salt and 1/8 tsp black pepper. Heat 1 tbsp extra-virgin olive oil in a large skillet over medium-high heat; sear chicken for 2-3 minutes per side until golden brown, then transfer to slow cooker.
  2. Step 2: Peel and chop 2 medium carrots and 2 medium parsnips into 1-inch pieces, then add to slow cooker with 1 large sliced yellow onion. Sprinkle with 3 minced garlic cloves and 1 tsp dried thyme, then add 1/4 tsp salt.
  3. Step 3: Whisk together 1/4 cup honey, 2 tbsp Dijon mustard, and 1/4 cup chicken broth in a small bowl until smooth, then pour over chicken and vegetables. Secure lid and cook on LOW for 6 hours or HIGH for 3 hours until chicken is tender and vegetables are fork-tender.

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Frequently asked questions

How long does Honey-Mustard Slow-Cooker Chicken Thighs with Root Vegetables take to make?

Total time is about 375 minutes (15 min prep + 360 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 Honey-Mustard Slow-Cooker Chicken Thighs with Root Vegetables?

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 medium carrots from drying out.

Can I substitute ingredients in Honey-Mustard Slow-Cooker Chicken Thighs with Root Vegetables?

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 Honey-Mustard Slow-Cooker Chicken Thighs with Root Vegetables 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 Honey-Mustard Slow-Cooker Chicken Thighs with Root Vegetables?

American slow cooker 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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