Slow Cooker Honey Mustard Chicken

Featured in: Weeknight Dinners

Savory garlic, sweet honey, and tangy mustards meld into a velvety sauce that envelops chicken breasts as they cook low and slow, emerging tender and juicy, ready to be drizzled over rice or mashed potatoes.

Updated on Sun, 01 Feb 2026 11:58:00 GMT
Slow Cooker Honey Mustard Chicken breasts in a rich, velvety golden sauce, served hot over fluffy white rice. Save
Slow Cooker Honey Mustard Chicken breasts in a rich, velvety golden sauce, served hot over fluffy white rice. | opticbaker.com

The buzz of the slow cooker became the soundtrack to my busiest weeknights once I stopped thinking of dinner as a performance and started treating it like a quiet agreement with time. This honey mustard chicken taught me that tender, flavorful protein didn't require hovering or stress. I'd dump everything in before my morning coffee cooled, and by evening, the house smelled like a bistro I couldn't afford. It's become my secret weapon when I want to look like I tried without actually sweating over a stove.

I made this the first time for friends who swore they hated slow cooker meals, convinced everything came out mushy or bland. When I lifted the lid and spooned that glossy sauce over rice, the skepticism melted faster than butter on a hot pan. One of them scraped her plate so clean I thought she might lick it. Now she texts me every few months asking if I still make that chicken thing, and I always say yes, because I do.

Ingredients

  • Boneless, skinless chicken breasts: Pat them dry before adding or the sauce won't cling as beautifully, and trim any weird bits so they cook evenly.
  • Dijon mustard: This is the backbone of the sauce, delivering sharpness and body without being aggressive or one note.
  • Honey: Use real honey, not the squeeze bear stuff, it makes the sauce taste like actual food instead of a science experiment.
  • Whole grain mustard: Those little seeds add texture and a gentle pop of flavor that keeps each bite interesting.
  • Apple cider vinegar: Just enough acid to cut through the sweetness and wake up the garlic and spices.
  • Worcestershire sauce: A teaspoon goes a long way, adding umami depth that makes you wonder what the secret ingredient is.
  • Garlic, minced: Fresh is best, jarred works in a pinch, but don't skip it or the sauce tastes flat.
  • Onion powder: It melts into the background, rounding out flavors without leaving chunks for picky eaters to pick out.
  • Paprika: Adds a whisper of smokiness and a warm rust color that makes the sauce look as good as it tastes.
  • Salt and black pepper: Season with confidence, slow cooking can dull flavors if you're too timid.
  • Low sodium chicken broth: Thins the sauce just enough so it coats without becoming gloopy or sticky.
  • Cornstarch and cold water: The slurry is your insurance policy against watery sauce, stir it in at the end and watch the magic happen.

Instructions

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Prep the chicken:
Trim any fat or weird silvery bits and pat the breasts dry with paper towels so the sauce has something to grip. Lay them flat in the slow cooker, no stacking or they won't cook evenly.
Make the sauce:
Whisk the Dijon, honey, whole grain mustard, vinegar, and Worcestershire in a bowl until it's smooth and glossy. Stir in the garlic, onion powder, paprika, salt, pepper, and broth until everything is friends.
Coat the chicken:
Pour the sauce over the chicken breasts, making sure each one gets a good drizzle and turn. It should look like they're taking a honey mustard bath.
Set it and forget it:
Cover the slow cooker and cook on low for 4 hours or high for 2 to 2 and a half hours. Walk away, do laundry, live your life.
Remove and rest:
About 15 minutes before you want to eat, pull the chicken out and tent it loosely with foil. It'll stay warm and juicy while you work on the sauce.
Thicken the sauce:
Mix cornstarch with cold water in a small bowl until smooth, then whisk it into the liquid left in the slow cooker. Turn the heat to high, cover, and let it bubble for 10 to 15 minutes, stirring once or twice until it thickens into something luscious.
Finish and serve:
Return the chicken to the pot, spoon the thickened sauce all over, and let it sit for a couple minutes to reheat. Serve it over rice, mashed potatoes, or anything that needs a glossy, tangy blanket.
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Keeps spices within easy reach while cooking, helping you season dishes quickly during everyday meal prep.
Check price on Amazon
Golden brown Slow Cooker Honey Mustard Chicken breasts with visible garlic and herbs, drizzled with extra pan sauce. Save
Golden brown Slow Cooker Honey Mustard Chicken breasts with visible garlic and herbs, drizzled with extra pan sauce. | opticbaker.com

There's a moment, right when you lift the slow cooker lid after four hours, when the steam rises and the smell hits you like a warm hug from a very delicious friend. That's when I remember why I keep coming back to this recipe. It's not fancy, but it's reliable, and sometimes that's exactly what dinner should be.

Storing and Reheating

Leftover chicken keeps in an airtight container in the fridge for up to four days, and the sauce only gets better as it sits. Reheat gently in the microwave or on the stovetop with a splash of water or broth to loosen the sauce. I've also shredded cold leftovers straight onto a sandwich with sharp cheddar and arugula, and it was better than it had any right to be.

Swaps and Variations

If you want a little kick, stir in a pinch of cayenne or red pepper flakes with the spices. Chicken thighs work beautifully here too, just cook them a bit less, around three and a half to four hours on low, and they'll be fall apart tender. I've also added a teaspoon of fresh thyme once, and it made the whole dish feel like I'd put in way more effort than I actually had.

Serving Suggestions

This chicken begs to be draped over fluffy white rice or buttery mashed potatoes, but I've also served it with roasted broccoli, green beans, or even a simple salad when I wanted to feel virtuous. The sauce is so good you could probably pour it over cardboard and call it dinner, but I don't recommend testing that theory.

  • Pair it with steamed jasmine rice to soak up every drop of sauce.
  • Roast some carrots or Brussels sprouts on the side for color and crunch.
  • Shred leftovers into wraps with crisp lettuce and a smear of mayo for next day lunches.
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Tender Slow Cooker Honey Mustard Chicken resting in a glossy, sweet and tangy sauce beside creamy mashed potatoes. Save
Tender Slow Cooker Honey Mustard Chicken resting in a glossy, sweet and tangy sauce beside creamy mashed potatoes. | opticbaker.com

This is the kind of recipe that earns its place in your regular rotation without ever demanding applause. Make it once, and you'll understand why I keep a jar of Dijon in the fridge at all times.

Cooking Q&A

Can I use chicken thighs instead of breasts?

Yes, boneless skinless chicken thighs work beautifully and often stay even juicier. Cook them for 3½ to 4 hours on low setting.

How do I store leftovers?

Store cooled chicken and sauce in an airtight container in the refrigerator for up to 4 days. The flavors actually deepen and improve overnight.

Can I freeze this dish?

Absolutely. Freeze the cooled chicken with sauce in freezer-safe containers for up to 3 months. Thaw overnight in the refrigerator before reheating gently on the stovetop.

What sides pair well with this?

Mashed potatoes, rice, roasted vegetables, or crusty bread all soak up that luscious honey mustard sauce beautifully. Steamed green beans or roasted Brussels sprouts add fresh contrast.

Can I make this on the stovetop instead?

You can brown the chicken in a skillet, add the sauce ingredients, cover and simmer on low for 25-30 minutes until cooked through. Thicken the sauce separately and serve over the chicken.

Is the sauce too tangy?

The honey balances the mustard's tang, but if you're sensitive to sharp flavors, start with ¼ cup honey and adjust to taste. The sauce mellows beautifully during long cooking.

Slow Cooker Honey Mustard Chicken

Tender chicken breasts in a rich honey mustard sauce that cooks low and slow for effortless comfort food.

Time to prepare
15 mins
Time to cook
240 mins
Overall time
255 mins
Recipe by Ella Anderson

Dish Type Weeknight Dinners

Skill Level Easy

Cuisine American

Makes 4 Portions

Dietary details No Dairy, Contains No Gluten

What You'll Need

Chicken

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

Sauce

01 0.5 cup Dijon mustard
02 0.33 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 0.5 teaspoon onion powder
08 0.25 teaspoon paprika
09 0.25 teaspoon salt
10 0.25 teaspoon black pepper
11 0.25 cup low-sodium chicken broth

Thickener

01 2 tablespoons cornstarch
02 2 tablespoons cold water

How to Make It

Step 01

Prepare 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

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

Step 04

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

Step 05

Add Sauce: Pour honey mustard sauce evenly over 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 chicken is cooked through and tender.

Step 07

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

Step 08

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

Step 10

Finish Dish: Return chicken to 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.

Tools You'll Need

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

Allergy details

Always review every ingredient for allergens and speak to your healthcare provider if you're unsure.
  • Contains mustard
  • Contains Worcestershire sauce (may contain anchovies and soy)
  • Double-check all ingredient labels for potential allergens if sensitive

Nutrition details (per serving)

These nutrition details are for your reference—don't substitute for professional medical guidance.
  • Caloric Value: 410
  • Fat content: 6 g
  • Carbohydrates: 35 g
  • Proteins: 54 g