Slow Cooker Honey Mustard Chicken

Featured in: Everyday Delights

This effortless dish features succulent chicken breasts cooked to perfection in a slow cooker, ensuring maximum tenderness and juiciness. The star is a rich, velvety sauce, a harmonious blend of Dijon and whole grain mustards, sweet honey, tangy apple cider vinegar, and aromatic garlic and onion. As it simmers, the chicken absorbs these delightful flavors, resulting in a deeply satisfying meal. After cooking, the sauce is easily thickened with a cornstarch slurry, creating a glossy finish that coats the chicken beautifully. Serve this comforting preparation over a bed of fluffy rice, creamy mashed potatoes, or your favorite roasted vegetables for a complete and flavorful dinner. It's an ideal choice for busy weeknights, offering gourmet taste with minimal active effort.

Updated on Sat, 31 Jan 2026 16:22:00 GMT
Slow Cooker Honey Mustard Chicken breasts in a rich, velvety golden sauce, ready to serve over fluffy white rice. Save
Slow Cooker Honey Mustard Chicken breasts in a rich, velvety golden sauce, ready to serve over fluffy white rice. | tastychuck.com

The house was quiet on a rainy Tuesday when I first threw this honey mustard chicken into the slow cooker. I had zero expectations, just needed dinner to cook itself while I worked. Hours later, that tangy sweet scent started wafting through every room, pulling me into the kitchen like a cartoon character floating toward pie. My husband walked in the door and immediately asked what restaurant I had ordered from.

I made this for my book club last winter when conversation kept flowing well past dinner time. The slow cooker kept everything warm while we talked, and people kept sneaking back for just one more spoonful of sauce. Eventually someone admitted they had taken three servings but the conversation was too good to stop eating.

Ingredients

  • 4 boneless skinless chicken breasts: Look for pieces of similar size so they finish cooking at the same time
  • ½ cup Dijon mustard: This forms the sharp tangy backbone of the sauce
  • ⅓ cup honey: Balances the mustard with natural sweetness
  • 2 tablespoons whole grain mustard: Adds texture and little pops of mustard flavor
  • 1 tablespoon apple cider vinegar: Cuts through the richness and brightens everything
  • 1 teaspoon Worcestershire sauce: Adds umami depth without being detectable
  • 2 cloves garlic minced: Fresh garlic gives way more flavor than garlic powder ever could
  • ½ teaspoon onion powder: Rounds out the savory notes
  • ¼ teaspoon paprika: Subtle warmth and a golden color
  • ¼ teaspoon salt: Enhances all the flavors without making it salty
  • ¼ teaspoon black pepper: Just enough to wake up your palate
  • ¼ cup low sodium chicken broth: Thins the sauce slightly without watering it down
  • 2 tablespoons cornstarch: Transforms the cooking liquid into that luscious sauce
  • 2 tablespoons cold water: Must be cold to mix smoothly with the cornstarch

Instructions

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Prep the chicken:
Trim any excess fat and pat the chicken completely dry with paper towels for better searing
Mix the sauce base:
Whisk together Dijon mustard, honey, whole grain mustard, apple cider vinegar, and Worcestershire sauce until completely smooth
Add the aromatics:
Stir in minced garlic, onion powder, paprika, salt, pepper, and chicken broth until well combined
Layer in the slow cooker:
Arrange chicken breasts in a single layer at the bottom of your slow cooker
Coat everything:
Pour the honey mustard mixture evenly over the chicken, turning pieces to ensure complete coverage
Let it cook:
Cover and cook on low for 4 hours or on high for 2 to 2½ hours until chicken is tender and cooked through
Remove chicken temporarily:
Take out the chicken and cover loosely with foil while you thicken the sauce
Make the slurry:
Whisk cornstarch into cold water until no lumps remain, then stir into the hot sauce
Thicken the sauce:
Turn the slow cooker to high, cover, and cook 10 to 15 minutes, stirring once or twice until it coats a spoon
Finish and serve:
Return chicken to the pot, spoon sauce over the top, and reheat 2 to 3 minutes before serving
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Blend soups, smoothies, sauces, and baby food directly in pots for quick, smooth results.
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Tender Slow Cooker Honey Mustard Chicken coated in a sweet and tangy glaze, perfect for a family dinner. Save
Tender Slow Cooker Honey Mustard Chicken coated in a sweet and tangy glaze, perfect for a family dinner. | tastychuck.com

This has become my go-to when friends have babies or need a meal drop off. Everything travels well in the slow cooker insert, and I just leave instructions on how to reheat. Last month my neighbor texted that her kids asked when I was bringing that chicken again.

Making It Ahead

The sauce can be mixed up to two days in advance and stored in the refrigerator. When you are ready to cook, just pour it over the chicken and proceed as directed. The flavors actually meld together even more with this little head start.

Serving Suggestions

Mashed potatoes are classic for catching all that golden sauce, but buttered egg noodles work just as well. For a lighter meal, serve alongside roasted broccoli or a crisp green salad with vinaigrette to cut the richness.

Customization Options

Try swapping in boneless chicken thighs if you prefer darker meat. They will need the same cooking time but stay incredibly moist. Fresh thyme or rosemary added to the sauce elevates the whole dish.

  • Add ¼ teaspoon cayenne pepper if your family likes heat
  • Stir in a tablespoon of Dijon mustard at the end for extra sharpness
  • A splash of cream at the very end makes it even more luxurious
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Juicy Slow Cooker Honey Mustard Chicken plated with mashed potatoes and a drizzle of extra sauce, garnished with herbs. Save
Juicy Slow Cooker Honey Mustard Chicken plated with mashed potatoes and a drizzle of extra sauce, garnished with herbs. | tastychuck.com

Some nights the simplest meals become the ones everyone remembers longest. This honey mustard chicken has that quiet magic.

Recipe Guide

Can I use chicken thighs instead of breasts?

Yes, chicken thighs are a great alternative and tend to stay even more moist. Adjust the cooking time slightly, typically 3½–4 hours on low, ensuring they are cooked through.

How do I thicken the sauce?

The sauce is thickened at the end by creating a cornstarch slurry. Mix 2 tablespoons of cornstarch with 2 tablespoons of cold water until smooth, then stir it into the hot sauce in the slow cooker. Cook on high for an additional 10-15 minutes, stirring occasionally, until it reaches your desired consistency.

What are some good serving suggestions?

This versatile preparation pairs wonderfully with a variety of sides. Classic choices include steamed rice, creamy mashed potatoes, or roasted vegetables like broccoli or asparagus. A simple green salad also complements the richness of the sauce.

How can I add more flavor or a little heat?

For an extra layer of flavor, consider adding 1 teaspoon of finely chopped fresh thyme or rosemary to the sauce before cooking. If you enjoy a little heat, a ¼ teaspoon of cayenne pepper or red pepper flakes can also be stirred in with the other spices.

How long can leftovers be stored and what can I do with them?

Store any leftover chicken and sauce in an airtight container in the refrigerator for up to 3-4 days. Leftovers are fantastic shredded for sandwiches, wraps, or as a topping for salads, offering a delicious and easy meal prep option.

Slow Cooker Honey Mustard Chicken

Juicy chicken infused with a velvety, savory-sweet honey mustard sauce, slow-cooked for ultimate tenderness. A comforting and easy meal.

Prep duration
15 min
Heat time
240 min
Full duration
255 min
Created by Chuck Harrison


Skill level Easy

Heritage American

Output 4 Portions

Nutrition Labels No dairy, No gluten

What you'll need

Chicken

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

Sauce

01 ½ cup Dijon mustard
02 ⅓ 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 ½ teaspoon onion powder
08 ¼ teaspoon paprika
09 ¼ teaspoon salt
10 ¼ teaspoon black pepper
11 ¼ cup low-sodium chicken broth

Thickener

01 2 tablespoons cornstarch
02 2 tablespoons cold water

Method

Phase 01

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

Phase 02

Mix the Sauce Base: In a medium bowl, whisk together Dijon mustard, honey, whole grain mustard, apple cider vinegar, and Worcestershire sauce until smooth.

Phase 03

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

Phase 04

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

Phase 05

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

Phase 06

Slow Cook: Cover and cook on low for 4 hours or on high for 2 to 2½ hours, until the chicken is cooked through and tender.

Phase 07

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

Phase 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.

Phase 09

Thicken the 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.

Phase 10

Combine and Serve: Return the chicken to the slow cooker, spoon thickened sauce over the top, and reheat for 2 to 3 minutes. Serve hot, drizzled with extra sauce, alongside rice, mashed potatoes, or roasted vegetables.

Kitchen tools

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

Allergy alerts

Always review ingredients for potential allergens and seek professional medical guidance if unsure
  • Mustard
  • Worcestershire sauce (may contain anchovies and soy)

Nutrition breakdown (per portion)

Values shown are estimates only - consult healthcare providers for specific advice
  • Energy: 410
  • Fats: 6 g
  • Carbohydrates: 35 g
  • Proteins: 54 g