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Lemon Garlic Slow Cooker Mustard Chicken Recipe


Lemon Garlic Slow Cooker Mustard Chicken is a delightful dish that combines tangy lemon, pungent garlic, and robust mustard with tender chicken breasts. This easy slow cooker recipe is perfect for busy weeknights or leisurely weekends, offering a flavorful and satisfying meal with minimal effort. In this blog post, we’ll walk you through the ingredients, instructions, and tips for making the perfect Lemon Garlic Slow Cooker Mustard Chicken. Additionally, we’ll provide variations and address frequently asked questions to ensure you achieve the best results.



For the Lemon Garlic Slow Cooker Mustard Chicken:

  • 4 boneless, skinless chicken breasts
  • 1 tablespoon olive oil
  • 3 cloves garlic, minced
  • 1/4 cup chicken broth
  • 1/4 cup whole grain mustard
  • 1 lemon, juiced and zested
  • 1 teaspoon dried rosemary
  • Salt and pepper, to taste


Step 1: Prepare the Chicken

  1. Season Chicken: Season the chicken breasts with salt and pepper on both sides.

Step 2: Sear the Chicken (Optional)

  1. Heat Olive Oil: In a large skillet, heat the olive oil over medium-high heat.
  2. Sear Chicken: Add the chicken breasts to the skillet and sear for 2-3 minutes on each side until golden brown. This step is optional but helps to lock in the flavors.

Step 3: Assemble the Slow Cooker

  1. Add Chicken to Slow Cooker: Place the seasoned and seared chicken breasts in the bottom of the slow cooker.
  2. Add Garlic: Sprinkle the minced garlic evenly over the chicken.
  3. Prepare Sauce: In a small bowl, whisk together the chicken broth, whole grain mustard, lemon juice, lemon zest, and dried rosemary.
  4. Pour Sauce Over Chicken: Pour the mustard mixture over the chicken breasts in the slow cooker.

Step 4: Cook the Chicken

  1. Set Slow Cooker: Cover the slow cooker with the lid and cook on low for 4-5 hours or on high for 2-3 hours, until the chicken is cooked through and tender.

Step 5: Serve

  1. Garnish (Optional): If desired, garnish the chicken with fresh herbs such as parsley or thyme before serving.
  2. Serve Hot: Serve the Lemon Garlic Mustard Chicken hot, with your favorite sides. Enjoy!

Cooking Notes and Variations

Cooking Notes

  • Searing: Searing the chicken before slow cooking adds extra flavor but can be skipped if you’re short on time.
  • Broth: Adjust the amount of chicken broth to achieve your desired sauce consistency.


  1. Honey Mustard Chicken: Add 2 tablespoons of honey to the mustard mixture for a sweet and tangy twist.
  2. Creamy Mustard Chicken: Stir in 1/4 cup of heavy cream during the last 30 minutes of cooking for a creamy sauce.
  3. Vegetable Mustard Chicken: Add sliced carrots, potatoes, or green beans to the slow cooker for a complete one-pot meal.

Frequently Asked Questions (FAQs)

Q1: Can I use chicken thighs instead of chicken breasts?

A: Yes, you can use boneless, skinless chicken thighs. They will add more flavor and remain juicier during cooking.


Q2: How do I store leftovers?

A: Store any leftover chicken in an airtight container in the refrigerator for up to 3 days. Reheat in the microwave or on the stove before serving.

Q3: Can I freeze this dish?

A: Yes, you can freeze the cooked chicken. Allow it to cool completely, then transfer it to a freezer-safe container. Freeze for up to 3 months. Thaw in the refrigerator overnight before reheating.

Q4: What can I serve with Lemon Garlic Mustard Chicken?

A: This dish pairs well with rice, quinoa, mashed potatoes, or a fresh green salad. Steamed vegetables like broccoli, asparagus, or green beans also make great sides.

Q5: Can I make this recipe on the stovetop instead of in a slow cooker?

A: Yes, you can make this recipe on the stovetop. After searing the chicken, add the mustard mixture to the skillet, cover, and simmer over low heat for 25-30 minutes, or until the chicken is cooked through.

Lemon Garlic Slow Cooker Mustard Chicken is a flavorful and easy-to-make dish that’s perfect for any occasion. With its tangy lemon, robust mustard, and savory garlic, it’s sure to become a family favorite. Follow these simple steps and tips to create a delicious and satisfying meal that your loved ones will enjoy. Serve this delightful chicken with your favorite sides for a complete and delightful dining experience!