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Crockpot Tuscan Chicken

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Author: Esperanza Valdez
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Crockpot Tuscan chicken in slow cooker with creamy parmesan sauce and baby spinach

Crockpot Tuscan Chicken is the weeknight dinner recipe my family asks for on repeat, and once you taste that creamy parmesan sun-dried tomato sauce, you will understand why. I first made this slow cooker recipe on a cold February night when I did not have the energy to stand over a hot stove. Ten minutes of prep, and the crockpot took care of everything else.

Growing up on a small Midwest farm, my grandmother had a gift for making simple ingredients feel like something special. Sunday afternoons, her kitchen smelled of garlic and slow-cooked sauces that filled the whole house. This Crockpot Tuscan Chicken carries that same warmth. The chicken turns out so tender it practically melts into that golden cream sauce, and the spinach wilts in at the very end with a beautiful green pop. Whether you are cooking for a hungry family or doing weekend meal prep, this recipe delivers every single time. Your kitchen is about to smell incredible.

Why This Crockpot Tuscan Chicken Belongs in Your Recipe Box

After years of slow cooker cooking, I have learned that the best dinners are the ones that practically make themselves. This creamy Tuscan chicken does exactly that. Here is why it works every time:

  • Only 10 minutes of prep before the crockpot takes over completely
  • Uses simple pantry staples like garlic, Italian seasoning, and Parmesan
  • Flexible cook time: high for 3 hours or low for 5 hours, whatever fits your day
  • Freezer-friendly: make a double batch and stock up for busy weeks ahead
  • Naturally adaptable to low-carb diets when served over cauliflower rice or zucchini noodles
  • The creamy sauce pairs with almost any side, from pasta to mashed potatoes
Crockpot Tuscan chicken in slow cooker with creamy parmesan sauce and baby spinach

What Goes Into This Recipe

Every ingredient in this Crockpot Tuscan Chicken recipe earns its place. Here is a closer look at what you need and why it matters:

Boneless Skinless Chicken Breasts: Four medium chicken breasts work best here. They absorb the Tuscan sauce beautifully and stay juicy throughout the long cook. Boneless skinless chicken thighs are a great swap if you prefer richer, more flavorful meat.

Italian Seasoning: Two teaspoons of Italian seasoning bring in oregano, basil, and thyme all at once. I always prefer a homemade blend when I have time because it has no added salt and a noticeably fresher flavor.

Onion Powder: Half a teaspoon adds a quiet, savory depth to the chicken without any texture or chunks.

Kosher Salt and Cracked Black Pepper: Season the chicken on both sides generously. Do not skip this step. It makes a real difference in the final flavor.

Chicken Broth: Half a cup forms the base of the sauce and keeps the dish from being too thick or heavy.

Heavy Cream: One cup of heavy cream is what makes this sauce so rich and luxurious. For a dairy-free version, full-fat canned coconut milk works as a substitute, though it adds a subtle sweetness.

Sun-Dried Tomatoes: Half a cup, drained and chopped. Be sure to drain them well before adding. Their concentrated flavor and natural acidity are what give this Crockpot Tuscan Chicken its signature taste.

Garlic Cloves: Two cloves, minced. Fresh garlic infuses the entire sauce with bold, aromatic flavor as it cooks low and slow.

All-Purpose Flour: One tablespoon helps thicken the sauce to that perfect coating consistency. Cornstarch works equally well if you prefer a gluten-free swap.

Parmesan Cheese: Half a cup of freshly grated Parmesan melts smoothly into the sauce and delivers a deep, salty, savory finish. Pre-grated from a bag can work in a pinch, but fresh is noticeably better.

Baby Spinach: One cup, chopped and stirred in right before serving. It wilts beautifully in a few minutes and adds color, flavor, and nutrition without any extra cooking time.

How to Make Crockpot Tuscan Chicken

Follow these steps and this slow cooker Tuscan chicken will come out perfectly every time:

  1. Season the chicken. Lay the chicken breasts flat and season both sides thoroughly with Italian seasoning, onion powder, kosher salt, and cracked black pepper.
  2. Prepare the crockpot. Spray the inside with nonstick cooking spray and layer the seasoned chicken flat across the bottom in a single even layer.
  3. Make the sauce. In a mixing bowl, whisk together the chicken broth, heavy cream, minced garlic, drained and chopped sun-dried tomatoes, flour, and grated Parmesan cheese until smooth.
  4. Add the sauce. Pour the sauce evenly over the chicken. Do not stir. Let the sauce settle naturally around each piece.
  5. Cook. Cover and cook on HIGH for 3 hours or on LOW for 5 hours. Cooking on LOW gives you noticeably more tender, juicy chicken if you have the time.
  6. Add the spinach. Right before serving, stir in the chopped baby spinach and replace the lid. Let it wilt for 3 to 5 minutes.
  7. Taste and serve. Season with additional salt and pepper if needed and serve over cooked pasta, mashed potatoes, or your favorite side.

Tips for Best Results

  • Cook on LOW for 5 hours whenever possible for the most tender and juicy chicken.
  • To thicken the sauce after cooking, mix 1 tablespoon cornstarch with 1 tablespoon cold water and stir it into the crockpot about 10 minutes before serving.
  • Use freshly grated Parmesan for the smoothest, most flavorful sauce. Pre-grated cheese sometimes clumps rather than melting cleanly.
  • Always drain the sun-dried tomatoes thoroughly. Excess oil from the jar can make the sauce greasy.
  • Season the chicken on both sides before placing it in the crockpot. This step directly impacts the depth of flavor in every bite.

How to Store and Reheat

Store leftover Crockpot Tuscan Chicken in an airtight container in the refrigerator for up to 4 days. The sauce actually deepens in flavor overnight, so leftovers are genuinely worth saving. If you plan to store it, keep the spinach separate as it can become too soft sitting in the warm sauce.

This dish freezes very well. Combine the seasoned raw chicken and the sauce mixture in a gallon-sized freezer-safe bag, press out the air, seal it flat, and freeze for up to 3 months. Store the spinach in a separate bag alongside it. To cook from frozen, let the bag thaw on the counter for about an hour, then pour everything into the crockpot and cook on LOW for 5 to 6 hours until the internal temperature of the chicken reaches 165 degrees Fahrenheit.

For reheating leftovers, warm them gently on the stovetop over medium-low heat, adding a splash of chicken broth if the sauce has thickened too much. The microwave works fine too: reheat in 60-second intervals, stirring in between, until heated through.

Crockpot Tuscan chicken in slow cooker with creamy parmesan sauce and baby spinach

What to Serve With Crockpot Tuscan Chicken

The creamy Tuscan sauce pairs beautifully with so many sides. Here are some of my favorite combinations, including a few other Nonna Food recipes that work perfectly alongside this dish:

  • Buttered Egg Noodles or Pasta: The classic pairing. Silky noodles soak up every drop of that rich parmesan sauce. If you love creamy chicken pasta dinners, try my Marry Me Chicken Pasta for another indulgent option.
  • Creamy Mashed Potatoes: Pillowy mashed potatoes turn this sauce into the ultimate comfort-food dinner. The Tuscan cream sauce works almost like a rich gravy poured over the top.
  • Cauliflower Rice or Zucchini Noodles: Great low-carb options that absorb the sauce well. If you are keeping things lighter, my Easy Low Carb Tuscan Chicken is another recipe worth bookmarking.
  • Creamy Garlic Pasta: If you want another creamy pasta option on the table, my Creamy Garlic Chicken Alfredo complements the Tuscan flavors perfectly.
  • A Simple Green Salad: A crisp romaine salad with lemon vinaigrette cuts through the richness of the sauce and rounds out the meal beautifully.
  • Garlic Bread: Crusty garlic bread is the easiest side for mopping up every last drop of that sauce.

More Slow Cooker and Tuscan Recipes You Will Love

If this Crockpot Tuscan Chicken has you hooked on slow cooker dinners, here are a few more Nonna Food recipes to try next:

FAQs

Can I use chicken thighs instead of chicken breasts?

Yes. Boneless skinless chicken thighs are an excellent substitute and tend to be even more flavorful and moist after slow cooking.

Can I make this ahead of time?

This dish reheats very well. Make it up to 4 days ahead and store in an airtight container in the refrigerator. It also freezes well for up to 3 months.

How do I prevent the sauce from being too thin?

Make sure you include the tablespoon of flour when mixing the sauce before pouring it over the chicken. If it is still thinner than you like after cooking, stir in a cornstarch slurry (1 tablespoon cornstarch mixed with 1 tablespoon cold water) about 10 minutes before serving.

Crockpot Tuscan chicken in slow cooker with creamy parmesan sauce and baby spinach

Crockpot Tuscan Chicken

Juicy and tender chicken breasts slow-cooked in a creamy parmesan and sun-dried tomato sauce. Ready in 10 minutes of prep with big Tuscan-inspired flavor.
Prep Time 10 minutes
Cook Time 3 hours
Total Time 3 hours 10 minutes
Servings: 6 portions
Course: Dinner, Main Course
Cuisine: Italian-American
Calories: 290

Ingredients
  

  • 4 boneless skinless chicken breasts
  • 2 tsp Italian seasoning homemade or store-bought
  • 0.5 tsp onion powder
  • kosher salt and cracked black pepper to taste
  • 0.5 cup chicken broth
  • 1 cup heavy cream
  • 0.5 cup sun-dried tomatoes drained and chopped
  • 2 garlic cloves minced
  • 1 tbsp all-purpose flour
  • 0.5 cup grated Parmesan cheese freshly grated preferred
  • 1 cup chopped baby spinach added at end

Equipment

  • Crockpot or slow cooker
  • mixing bowl
  • Nonstick cooking spray

Method
 

  1. Season the chicken breasts on both sides with Italian seasoning, onion powder, kosher salt, and cracked black pepper.
  2. Spray the inside of the crockpot with nonstick cooking spray. Layer the seasoned chicken flat across the bottom in a single even layer.
  3. In a mixing bowl, whisk together the chicken broth, heavy cream, minced garlic, drained and chopped sun-dried tomatoes, flour, and grated Parmesan cheese until smooth.
  4. Pour the sauce evenly over the chicken. Do not stir.
  5. Cover and cook on HIGH for 3 hours or on LOW for 5 hours.
  6. Right before serving, stir in the chopped baby spinach, replace the lid, and allow it to wilt for 3 to 5 minutes.
  7. Season with additional salt and pepper if needed and serve over cooked pasta, mashed potatoes, or cauliflower rice.

Notes

For a thicker sauce, stir in 1 tbsp cornstarch mixed with 1 tbsp cold water about 10 minutes before serving. Chicken thighs can be used instead of breasts for extra flavor. Store leftovers in an airtight container for up to 4 days or freeze for up to 3 months.

Nonna Food
Welcome to NonnaFood!

I’m Nonna, and cooking is how I show love. From my garden kitchen to yours, I share fresh, simple recipes rooted in tradition and made with heart. Let’s create delicious memories together!

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