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Slow Cooker French Wine and Mustard Chicken…turning a classic French recipe into an easy slow cooker meal using white wine, creamy Dijon mustard, fresh herbs, and parmesan cheese. And I even added in some vibrant kale for veggies and color. This slow-cooked chicken dinner is a hearty and delicious meal to come home to at the end of a busy day. And the best part? It’s the easiest dinner to prepare. Serve with creamy mashed potatoes, steamed rice, or enjoy over buttery egg noodles. You simply can’t go wrong with a dinner like this French-inspired mustard chicken. Bonus? You can also make this in the Instant Pot or on the stove-top.

Breaking out a slow cooker recipe today and it’s not even October…sorry, but then not really. Because I’m pretty sure that most of us are about ready for a slow cooker recipe. Am I right?
This is one of those dishes that I’ve been wanting to make for the longest time now. But I wanted to hold off until the autumn days started to set in. It’s creamy, herby, a touch buttery, and has the BEST flavor. I never thought I was one to enjoy mustard, but that all changed a few years ago when I made this easy skillet coq au Riesling.


Mustard, when used properly can be such a delicious addition to so many dishes. I’ve yet to learn to love it as more of a dip. But every time fall rolls around I love using mustard to make creamy, savory sauces with fresh herbs.
It’s such a cozy combo with so much flavor. And that’s where this slow cooker chicken comes into play.
Sometime over the summer, I had the idea for this dish. But again I knew this felt like more of a fall recipe. So I wrote it down on our editorial calendar as a recipe to share on this very day. I often do this when I come up with an idea months in advance so I don’t completely forget it. Sometimes I never end up creating the recipe, because when I look at it again, I’m not as excited. But then sometimes I go look at the calendar in prep for cooking days and quickly become excited to finally test out the recipe. That was the case with this chicken. And when I finally tested out the recipe, I was so happy with how it turned out.

What I love so much about this slow cooker chicken is just how easy it is to make.
The first step is to mix up the creamy mustard sauce. It’s a mix of dry white wine, milk, both Dijon mustard and grainy Dijon mustard, shallots, and garlic. Very classic to a French-style cream sauce, and so delicious.
Since I was using a mix of skin on and skin off boneless chicken breasts, I wanted to sear the chicken with fresh thyme and sage before adding it to the slow cooker. Searing skin on chicken not only leaves you with a golden, crisp skin, but the fat that cooks out of the skin while searing really adds so much flavor. You can, of course, skip this step, but I do recommend it if you want extra delicious and flavorful chicken.
Also, my slow cooker does not have a searing function, but if yours does, you can then just sear the chicken right in your slow cooker.
Once the chicken has been seared, add it to the slow cooker along with the creamy mustard sauce. Add a little pat of butter, cover, and cook low and slow until the chicken is extra tender and almost falling apart.

As I mentioned above, I really wanted to incorporate a vegetable into this chicken. I went back and forth between a few different vegetables. But in the end, I settled on kale, adding it in towards the end of cooking. The kale perfectly melts into the sauce and adds just the right amount of flavor and texture.
We all really enjoyed it, but we all love kale over here! You could also use chopped broccoli or cauliflower, which I think would be equally great.
To serve, I love to spoon the chicken and creamy sauce over mashed potatoes or brown rice pilaf. I think mashed cauliflower would be incredibly delicious too. Or go the old school route with buttered egg noodles. Any of these will be so delicious, so take your pick!

And that’s it’s. The simplest dinner, great for any night of the week…hearty, creamy, and so freaking good!
PS. I know my cozy recipes are coming to you a little on the early side. BUT I hope all you planners out there really enjoy this recipe. Never hurts to plan your autumn dinners ahead of time!

If you make this Slow Cooker French Wine and Mustard Chicken be sure to leave a comment and/or give this recipe a rating! Above all, I love to hear from you guys and always do my best to respond to each and every comment. And of course, if you do make this recipe, don’t forget to tag me on Instagram! Looking through the photos of recipes you all have made is my favorite!
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Nutritional information is only an estimate. The accuracy of the nutritional information for any recipe on this site is not guaranteed.

This looks fabulous. I pulled out the slow cooker last week for the first time. I’m looking forward to more fall-themed meals like this.
Thank you so much Janet! More fall recipes will be coming soon! If you want to check out this list, I put together a bunch of fall recipes that are already on my site! xTieghan
https://fett-weg.today/the-35-most-popular-fall-recipes/%3C/a%3E%3C/p%3E
I made this stove top. Super easy and very tasty. The sauce was lighter than expected (cream/cheese) which was a nice surprise. I halved the recipe- next may add a little more mustard to kick up mustard flavor. So yummy!!
Thank you so much Lauren! xTieghan
This was excellent! Wonderful flavor and perfectly cooked chicken. It nearly fell apart and was so juicy! I used boneless and skinless breasts. To save time I sautéed the thyme and sage in the olive oil and then seared the Salted/peppered chicken vs rubbing the herbs on the chicken. Didn’t loose any flavor. The kale is a great veggie to add because it takes on the flavor of the delicious sauce. Very excited to try more dishes like this!
I am so happy this turned out so well for you, Anne! Thank you for trying it!! xTieghan
I made this last night, stove top version. It was absolutely delicious. I served egg noodles as the accompaniment so my picky eaters would eat it. Everyone loved it. The flavors were incredible. I look forward to making again in the slow cooker. This recipe will certainly be added to the rotation.
Thank you so much Corrie! I am so glad this recipe turned out so well for you!! xTieghan
Soooo good!! I prefer chicken thighs and used a whole can of unsweetened coconut milk. Served it over mashed potatoes with a crusty bread. I was drinking the broth afterwards!! If you use thighs, I’d recommend slow cooker on low for 4-5 hours. Thank you for a perfect Sunday Fall dinner ❤️
Thank you Emily!! I am really glad this recipe turned out so well for you! xTieghan
I made this recipe 3 days ago, for friends who were in the middle of moving. They loved it!!! In fact, the husband said they might have to cancel the move, to stay close, so I could cook for them again! LOL
I adapted the recipe, to make it dairy free, and low carb, by using plant based butter, and “Silk Whipping Cream”. Served it over mashed cauliflower. Looking forward to eating our leftovers this evening. Thanks for YET ANOTHER great recipe, @halfbakedharvest !!
Haha wow that is so amazing! I am really glad you all enjoyed this recipe, Liz! xTieghan
Would this be ok without the cheese?
Hey Ashley,
Yes, you could omit the cheese. I hope you love the recipe, please let me know if you have any other questions! xTieghan
Looks awesome. Making tonight. If time is no issue, do you think this is better in the slow cooker or the instant pot? And is there any reason we shouldn’t use bone-in chicken breasts?
Hi Tieghan, going to make this for my family tomorrow night. Super excited! Is there another herb I can substitute for the sage? Basil, oregano, bay leaves? Thanks!!
Hey Malindi,
I think oregano or bay leaves would also work well here. I hope you love the recipe, please let me know if you have any other questions! xTieghan
Mine’s cooking in the slow cooker right now! Gonna serve it with mashed cauliflower, since i had a head of one in the fridge….I’ll post a pic of my plated final result on Instagram later!!!! Already smells so yummy!!!!!
I cannot wait to check it out!! Thank you os much Kenny! xTieghan
Easy and delicious! Had it over noodles however want to try with potatoes next time. Over noodles was great however!
Had to do the coconut milk substitution as suggested because had no heavy cream. I was skeptical of the flavor combination but it wasn’t noticeable really and was very yummy! My toddlers gobbled it up too!
I am so glad this turned out so well for you Laurel!! I hope you love it with potatoes! YUM! Thank you for trying it! xTieghan
The flavours were amazing! I did this recipe in the Instant Pot and it was really easy to follow. One thing I was wondering was about how watery/runny the sauce was supposed to be, not sure if there is anything I could do to make it thicker? Or is it normal for it to be quite thin? The photos looked a bit creamier and thicker but maybe because there is rice/potatoes shown with it? Thank you!
Hey Rachel,
Thanks so much for giving the recipe a try! If you wanted to thicken up the sauce next time you could always use the saute mode and add some flour! Please let me know if you have any other questions! xTieghan
Easy to make and delicious! I added broccoli and green beans instead of kale and it was great. Next time I might add a tad more mustard.
Love to hear that! Thank you Eliana! xTieghan
Made this tonight! Very tasty! Though I did not have white wine(thought I did O_o) substituted chicken stock and made it on my cast iron….turned out super rich! Definitely added to the recipe catalog.
Yes! Love to hear that! Thank you for trying this one, Emily! xTieghan
Hi there, I don’t have grainy Dijon mustard. Can I just sub for regular Dijon mustard?
By the way I’ve been loving your recipes!
Hey Sarah,
Yes regular dijon mustard is great to use. I hope you love the recipe, please let me know if you have any other questions! xTieghan