It's 5:40 on a Tuesday, you just walked in the door, and everyone is asking what's for dinner. You have chicken thighs in the fridge and no interest in standing over a hot pan. That's the exact moment this slow cooker chicken Marsala was built for.
Advertisements1
You still get the things that make Marsala taste like Marsala: mushrooms browned until they squeak, garlic, a real splash of dry Marsala, and a sauce that finishes silky instead of watery. What you don't get is the flour-dredging mess and the pan splatter.
The trade-off is time on the clock, not time at the stove. It runs about four hours on low, so it's a weekend-afternoon or work-from-home move, not a 30-minute emergency dinner. Plan for it and it pays you back in leftovers.
Why You'll Love This Recipe
About the Ingredients
2 pounds (900g) boneless, skinless chicken thighs
Thighs stay tender in a slow cooker; breasts dry out fast. If you only have breasts, use them but drop the cook time to 3 hours on low and check at 2 1/2.
1 pound (450g) cremini mushrooms, sliced thick
Creminis (baby bellas) have more flavor than white buttons. Buy them loose so you can pick firm, dry caps instead of the slimy pre-sliced packs.
1 medium yellow onion, thinly sliced
Yellow onion melts into the sauce; red onion stays crunchy and turns the sauce pink. Sweet onion works if you want a softer, less sharp finish.
4 garlic cloves, minced
Fresh garlic, not the jarred paste, which tastes metallic after long cooking. Add it at the end of the browning step so it doesn't scorch.
3/4 cup (180ml) dry Marsala wine
Dry Marsala, not sweet or cream Marsala, or the sauce turns syrupy. No Marsala? Dry sherry plus a teaspoon of brandy is the closest swap.
1 cup (240ml) low-sodium chicken broth
Low-sodium so you control the salt, since the sauce reduces. Better-than-bouillon paste mixed with water works in a pinch.
1 tablespoon cornstarch whisked into 2 tablespoons cold water
This is your thickener; add it at the very end. Arrowroot works but breaks down if reheated hard, so stick with cornstarch.
3 tablespoons unsalted butter, divided
Butter gives the sauce its roundness. Keep 1 tablespoon back for the finish; that last knob is what makes it taste restaurant-y.
2 tablespoons olive oil
For browning the chicken and mushrooms at high heat. Avocado oil is a fine swap if your olive oil smokes early.
1 teaspoon kosher salt, plus more to taste
Kosher salt is less salty by volume than table salt; if you use table salt, start with 1/2 teaspoon.
1/2 teaspoon black pepper
Fresh-cracked, coarse grind. Pre-ground pepper loses its punch after a few months in the cabinet.
2 tablespoons chopped fresh parsley, for serving
Flat-leaf parsley for a clean finish. Thin-sliced scallion greens work if parsley is limp in the drawer.
Tips & Tricks
Don't skip the browning
Searing the chicken and mushrooms in a hot skillet before they hit the slow cooker builds the flavor the crock pot can't. It's 8 extra minutes and it's the difference between good and flat.
Thicken at the end, never the start
Cornstarch loses its power after hours of heat. Whisk the slurry in during the last 15 minutes on high, then let it bubble until glossy.
Keep the lid down
Every peek drops the temperature and adds 20 minutes. If you must stir, do it once, fast, and put the lid back.
Pro Tips
Step-by-Step Instructions
1. Dry and season the chicken
Pat the thighs dry with paper towels and season both sides with the salt and pepper. Dry chicken browns; wet chicken steams, and steamed chicken looks pale and sad in the finished sauce.
2. Sear the chicken
Heat 1 tablespoon olive oil in a large skillet over medium-high heat, about 375°F (190°C), and sear the thighs 3 to 4 minutes per side until deeply golden brown. They don't need to be cooked through; they'll finish in the slow cooker. Work in batches so the pan stays hot.
3. Brown the mushrooms
Add 1 tablespoon butter and the remaining oil to the same skillet, then cook the mushrooms 5 to 6 minutes until golden and their liquid has cooked off. They should squeak against the pan, not swim in water.
4. Bloom the garlic and deglaze
Stir in the onion and cook 3 minutes until softened, then add the garlic and cook 30 seconds until fragrant, not brown. Pour in the Marsala and scrape up the browned bits with a wooden spoon; let it bubble 1 minute at a simmer until the sharp alcohol smell fades.
5. Load the slow cooker
Scrape the mushroom mixture into a 6-quart slow cooker and stir in the broth and remaining 2 tablespoons butter. Nestle the chicken on top in a single layer, cover, and cook on low for 4 hours or high for 2 1/2 hours, until the chicken shreds easily with a fork and reads 165°F (74°C) at the thickest point.
6. Thicken the sauce
Lift the chicken out to a plate, whisk the cornstarch slurry into the bubbling sauce, cover, and cook on high 15 minutes until the sauce coats the back of a spoon. Taste and add salt if it needs it.
7. Finish and serve
Return the chicken to the sauce to warm through for 5 minutes, then scatter parsley over the top. Serve over buttered egg noodles, mashed potatoes, or polenta, because that sauce deserves something to soak into.
Delicious Variations
Mushroom-forward
Swap in a mix of shiitake and oyster mushrooms and add an extra 1/2 cup broth, since they drink up more liquid.
Creamy version
Stir in 1/3 cup heavy cream with the slurry for a richer, paler sauce; skip the extra salt, since cream mutes the wine.
Herb and lemon
Add 1 teaspoon dried thyme with the broth and a squeeze of lemon at the end to brighten the whole pot.
How to Store Slow Cooker Chicken Marsala
Refrigerator
Store in an airtight container in the fridge up to 4 days; the flavor actually improves by day two. Keep the chicken submerged in sauce so it doesn't dry out.
Freezer
Freeze in portions up to 3 months. The sauce may look slightly separated after thawing; whisk it back together over low heat.
Reheating
Reheat gently on the stovetop over medium-low, about 3 to 4 minutes, adding a splash of broth if it's thick. Microwaving works but can toughen the edges of the chicken.
Frequently Asked Questions
Q: Can I put raw chicken in the slow cooker for chicken Marsala?
Yes, you can, but browning it first is what makes the dish taste like Marsala instead of plain stewed chicken. If you skip the sear, add 30 minutes to the low cook time and expect a paler, milder sauce.
Q: What kind of Marsala should I use for cooking?
Use dry Marsala, labeled 'secco,' not sweet or cream Marsala. Sweet Marsala makes the sauce cloying, and cream Marsala turns it into dessert; dry sherry is the best substitute if you can't find it.
Q: Can I make slow cooker chicken Marsala with chicken breasts?
Yes, but reduce the cook time to 3 hours on low, because breasts dry out quickly. Bone-in breasts take closer to 3 1/2 hours, and either way check for 165°F (74°C) before serving.
Q: Why is my chicken Marsala sauce watery?
It's watery because the cornstarch slurry wasn't cooked long enough or was added too early. Whisk it in during the last 15 minutes on high heat and let it bubble until it visibly thickens; if it's still thin, add another half slurry.
Q: Can I make this recipe without wine?
Yes, use 3/4 cup extra chicken broth plus 1 tablespoon balsamic vinegar and a pinch of sugar. You lose some of the wine's depth, so taste and add a little more vinegar at the end.
Pull the chicken thighs out of the freezer tonight so tomorrow's dinner is already half done. Then brown them properly, walk away, and let the slow cooker earn its keep. Keep it small, keep it going.
Slow Cooker Chicken Marsala
Slow Cooker Chicken Marsala gives you tender chicken in a creamy mushroom wine sauce with 15 minutes of hands-on work and no skillet babysitting.
🧂 Ingredients
- 2 pounds (900g) boneless, skinless chicken thighs
- 1 pound (450g) cremini mushrooms, sliced thick
- 1 medium yellow onion, thinly sliced
- 4 garlic cloves, minced
- 3/4 cup (180ml) dry Marsala wine
- 1 cup (240ml) low-sodium chicken broth
- 1 tablespoon cornstarch whisked into 2 tablespoons cold water
- 3 tablespoons unsalted butter, divided
- 2 tablespoons olive oil
- 1 teaspoon kosher salt, plus more to taste
- 1/2 teaspoon black pepper
- 2 tablespoons chopped fresh parsley, for serving
📋 Instructions
- 1Dry and season the chicken — Pat the thighs dry with paper towels and season both sides with the salt and pepper. Dry chicken browns; wet chicken steams, and steamed chicken looks pale and sad in the finished sauce.
- 2Sear the chicken — Heat 1 tablespoon olive oil in a large skillet over medium-high heat, about 375°F (190°C), and sear the thighs 3 to 4 minutes per side until deeply golden brown. They don't need to be cooked through; they'll finish in the slow cooker. Work in batches so the pan stays hot.
- 3Brown the mushrooms — Add 1 tablespoon butter and the remaining oil to the same skillet, then cook the mushrooms 5 to 6 minutes until golden and their liquid has cooked off. They should squeak against the pan, not swim in water.
- 4Bloom the garlic and deglaze — Stir in the onion and cook 3 minutes until softened, then add the garlic and cook 30 seconds until fragrant, not brown. Pour in the Marsala and scrape up the browned bits with a wooden spoon; let it bubble 1 minute at a simmer until the sharp alcohol smell fades.
- 5Load the slow cooker — Scrape the mushroom mixture into a 6-quart slow cooker and stir in the broth and remaining 2 tablespoons butter. Nestle the chicken on top in a single layer, cover, and cook on low for 4 hours or high for 2 1/2 hours, until the chicken shreds easily with a fork and reads 165°F (74°C) at the thickest point.
- 6Thicken the sauce — Lift the chicken out to a plate, whisk the cornstarch slurry into the bubbling sauce, cover, and cook on high 15 minutes until the sauce coats the back of a spoon. Taste and add salt if it needs it.
- 7Finish and serve — Return the chicken to the sauce to warm through for 5 minutes, then scatter parsley over the top. Serve over buttered egg noodles, mashed potatoes, or polenta, because that sauce deserves something to soak into.
