Slow Cooker Honey Mustard Chicken

Featured in: Weekend Slow-Glow Favorites

This slow cooker method transforms simple chicken breasts into a succulent main dish with minimal effort. The combination of Dijon and whole grain mustard creates depth, while honey balances the tang with subtle sweetness. After hours of gentle cooking, the chicken becomes fork-tender and infused with flavor.

A quick cornstarch thickening step at the end transforms the cooking juices into a luscious sauce perfect for drizzling. The result pairs beautifully with fluffy mashed potatoes, steamed rice, or roasted vegetables for an easy weeknight dinner that feels special.

Updated on Sun, 01 Feb 2026 13:47:00 GMT
Tender Slow Cooker Honey Mustard Chicken breasts glazed in a velvety garlic sauce, served over fluffy white rice. Save
Tender Slow Cooker Honey Mustard Chicken breasts glazed in a velvety garlic sauce, served over fluffy white rice. | maplelumen.com

The slow cooker sat on the counter, warm and humming, while I stood in the kitchen debating whether dinner would actually turn out. I had tossed together mustard, honey, and garlic without measuring too carefully, poured it over chicken breasts, and walked away for four hours. When I lifted the lid, the smell stopped me cold: sweet, tangy, garlicky steam that made my mouth water instantly. That night, I learned that sometimes the best meals happen when you trust the process and let time do the work.

I made this on a gray Tuesday when the thought of chopping vegetables felt impossible. By the time my family sat down, the house smelled like a cozy bistro, and my daughter asked if we could have it again soon. The chicken practically melted under our forks, and the sauce pooled around mashed potatoes in golden rivers. No one mentioned it was a weeknight dinner made with barely any effort.

Ingredients

  • Boneless, skinless chicken breasts: Choose evenly sized pieces so they cook at the same rate, and pat them dry to help the sauce cling instead of pool.
  • Dijon mustard: This is the backbone of the sauce, delivering sharpness and creaminess without any mayo.
  • Honey: Balances the tang beautifully, and a little extra never hurt if you like things sweeter.
  • Whole grain mustard: Adds texture and a rustic bite that keeps the sauce interesting spoonful after spoonful.
  • Apple cider vinegar: Brightens everything with a gentle acidity that cuts through the richness.
  • Worcestershire sauce: Just a teaspoon brings umami depth you cannot quite name but will absolutely notice.
  • Garlic cloves, minced: Fresh is best here, the smell as it mingles with honey is half the magic.
  • Onion powder: A quiet layer of savory warmth that rounds out the sauce.
  • Paprika: Contributes a hint of color and gentle smokiness.
  • Salt and black pepper: Season thoughtfully, the mustard and Worcestershire already bring salt to the party.
  • Low sodium chicken broth: Loosens the sauce just enough to coat every inch of chicken without turning it soupy.
  • Cornstarch and cold water: The slurry thickens the sauce into a glossy glaze that clings instead of runs.

Instructions

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Prep the Chicken:
Trim any stray fat and pat the breasts completely dry with paper towels. Dry chicken means better sauce adhesion and a nicer finish.
Whisk the Sauce Base:
Combine Dijon, honey, whole grain mustard, vinegar, and Worcestershire in a bowl until smooth and glossy. The honey can be stubborn, so whisk until it dissolves completely.
Season the Sauce:
Stir in garlic, onion powder, paprika, salt, and pepper, then pour in the chicken broth. Whisk again so every flavor melds into one cohesive mixture.
Layer in the Slow Cooker:
Arrange chicken breasts flat on the bottom in a single layer. Pour the honey mustard sauce evenly over each piece, making sure nothing is left bare.
Slow Cook:
Cover and cook on low for 4 hours or high for 2 to 2 and a half hours. The chicken should reach an internal temperature of 165 degrees and feel tender when pierced.
Rest the Chicken:
Transfer the cooked chicken to a plate and cover loosely with foil. This keeps it warm while you transform the sauce.
Thicken the Sauce:
Whisk cornstarch and cold water in a small bowl until lump free, then stir the slurry into the sauce left in the slow cooker. Turn to high, cover, and let it bubble for 10 to 15 minutes, stirring once or twice until it coats the back of a spoon.
Finish and Serve:
Return the chicken to the thickened sauce, spoon it over the top, and let everything warm together for a few minutes. Serve hot with extra sauce drizzled generously over rice, mashed potatoes, or roasted vegetables.
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Shredded Slow Cooker Honey Mustard Chicken piled onto a fluffy biscuit, garnished with fresh parsley and a drizzle. Save
Shredded Slow Cooker Honey Mustard Chicken piled onto a fluffy biscuit, garnished with fresh parsley and a drizzle. | maplelumen.com

One evening, I shredded the leftovers and piled them onto toasted ciabatta with crisp lettuce and a smear of mayo. My husband declared it better than the original dinner, which started a friendly argument that lasted through dessert. Either way, this honey mustard chicken became the meal we both looked forward to, whether plated or tucked between bread.

Storing and Reheating

Let the chicken cool slightly, then transfer it and the sauce to an airtight container and refrigerate for up to four days. Reheat gently in the microwave or on the stovetop with a splash of broth to loosen the sauce, stirring occasionally so it does not dry out. The flavors deepen overnight, making day two even more rewarding.

Flavor Variations

A teaspoon of chopped fresh thyme or rosemary stirred into the sauce before cooking adds an earthy, garden fresh note that feels elegant. For heat lovers, a quarter teaspoon of cayenne or a pinch of red pepper flakes wakes up the sweetness without overwhelming it. I once added a tablespoon of orange juice, and the citrus made the honey sing in a whole new way.

Serving Suggestions

This chicken begs for something starchy to soak up every drop of sauce. Fluffy white rice, creamy mashed potatoes, or buttered egg noodles all work beautifully, turning the plate into a complete comfort meal. Roasted broccoli, green beans, or a simple arugula salad with lemon add a fresh contrast that balances the richness.

  • Spoon extra sauce over everything, it is too good to waste.
  • Garnish with fresh parsley or a sprinkle of sesame seeds for a pop of color.
  • Pair with a crisp white wine or sparkling water with lemon to cleanse your palate between bites.
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Juicy Slow Cooker Honey Mustard Chicken breasts coated in a sweet and tangy sauce, paired with roasted vegetables. Save
Juicy Slow Cooker Honey Mustard Chicken breasts coated in a sweet and tangy sauce, paired with roasted vegetables. | maplelumen.com

This dish proves that a handful of pantry staples and a little patience can turn an ordinary evening into something worth remembering. Set it, forget it, and come home to a kitchen that smells like a hug.

Recipe FAQs

Can I use chicken thighs instead of breasts?

Yes, boneless chicken thighs work wonderfully and often stay even juicier during long cooking. Adjust the time to 3½ to 4 hours on low setting.

How do I store and reheat leftovers?

Store cooled chicken and sauce in an airtight container for up to 4 days. Reheat gently in the microwave or on the stovetop with a splash of broth to loosen the sauce.

Can I freeze this dish?

The chicken freezes well for up to 3 months. Thaw overnight in the refrigerator before reheating. The sauce may separate slightly but will come together when warmed.

What can I serve alongside this chicken?

The sauce pairs perfectly with mashed potatoes, rice, roasted vegetables, or crusty bread to soak up every drop. Green beans or roasted Brussels sprouts make excellent sides.

Can I make this spicy?

Add cayenne pepper or red pepper flakes to the sauce mixture for heat. Start with ¼ teaspoon and adjust to your preference.

Do I have to thicken the sauce?

The sauce will be delicious without thickening, but the cornstarch step creates a rich, velvety texture that coats the chicken beautifully. You can skip it for a lighter consistency.

Slow Cooker Honey Mustard Chicken

Tender chicken in a velvety honey mustard sauce with garlic and tangy spices, perfect over rice or mashed potatoes.

Prep Time
15 minutes
Cook Time
240 minutes
Overall Duration
255 minutes
Created by Zoe Collins


Skill Level Easy

Cuisine American

Portion 4 Portions

Dietary Details No Dairy, No Gluten

What You'll Need

Chicken

01 4 boneless, skinless chicken breasts (1.5 to 2 pounds)

Sauce

01 1/2 cup Dijon mustard
02 1/3 cup honey
03 2 tablespoons whole grain mustard
04 1 tablespoon apple cider vinegar
05 1 teaspoon Worcestershire sauce
06 2 cloves garlic, minced
07 1/2 teaspoon onion powder
08 1/4 teaspoon paprika
09 1/4 teaspoon salt
10 1/4 teaspoon black pepper
11 1/4 cup low-sodium chicken broth

Thickener

01 2 tablespoons cornstarch
02 2 tablespoons cold water

How To Make It

Step 01

Prepare the chicken: Trim excess fat from chicken breasts and pat dry with paper towels.

Step 02

Combine mustard base: In a medium bowl, whisk together Dijon mustard, honey, whole grain mustard, apple cider vinegar, and Worcestershire sauce until smooth.

Step 03

Complete the sauce: Stir in minced garlic, onion powder, paprika, salt, and black pepper. Add chicken broth and whisk to combine.

Step 04

Layer in slow cooker: Place chicken breasts in the bottom of the slow cooker in a single layer.

Step 05

Add sauce: Pour honey mustard sauce evenly over the chicken, ensuring each piece is well coated.

Step 06

Cook chicken: Cover and cook on low for 4 hours or on high for 2 to 2.5 hours, until the chicken is cooked through and tender.

Step 07

Remove chicken: About 15 minutes before serving, remove the chicken breasts and set aside, covered loosely with foil.

Step 08

Prepare thickening slurry: In a small bowl, mix cornstarch with cold water to create a smooth slurry. Stir into the sauce in the slow cooker.

Step 09

Thicken sauce: Turn the slow cooker to high, cover, and cook for an additional 10 to 15 minutes, stirring once or twice, until the sauce thickens.

Step 10

Combine and reheat: Return the chicken to the slow cooker, spoon thickened sauce over the top, and reheat for 2 to 3 minutes.

Step 11

Serve: Serve hot, drizzled with extra sauce, alongside rice, mashed potatoes, or roasted vegetables.

Gear Needed

  • Slow cooker
  • Mixing bowls
  • Whisk
  • Tongs
  • Small bowl

Allergy Details

Review all ingredients for allergens and speak with your health provider if you’re unsure.
  • Contains mustard
  • Worcestershire sauce may contain anchovies and soy
  • Double-check all ingredient labels for potential allergens if sensitive

Nutrition Details (per portion)

Provided for informational purposes—always consult your health advisor.
  • Energy (Calories): 410
  • Total Fat: 6 grams
  • Total Carbs: 35 grams
  • Proteins: 54 grams