Slow Cooker Creamy Tomato Basil Chicken Recipe
Slow Cooker Creamy Tomato Basil Chicken is the ultimate weeknight warrior, a dish that promises comfort and flavor with minimal effort. Imagin extracte this: tender, juicy chicken swimming in a luscious, velvety sauce, infused with the bright, aromatic essence of fresh basil and the deep, comforting sweetness of ripe tomatoes. It’s the kind of meal that makes everyone at the table sigh with satisfaction, and the best part is, your slow cooker does all the heavy lifting. This Slow Cooker Creamy Tomato Basil Chicken is special because it transforms simple ingredients into something truly extraordinary. The slow cooking process allows the flavors to meld and deepen, creating a richness that’s hard to achieve any other way. It’s a hug in a bowl, perfect for busy evenings when you crave something delicious but don’t have hours to spend in the kitchen.
Why You’ll Love This Recipe
Effortless Elegance
This recipe is a testament to the magic of slow cooking. You’ll spend mere minutes prepping, and then let your trusty appliance work its magic. The result? A restaurant-quality meal that tastes like it took all day.

Ingredients:
Let’s Get Cooking!
This Slow Cooker Creamy Tomato Basil Chicken recipe is an absolute lifesaver on busy weeknights, and it tastes like something you’d order at your favorite Italian restaurant. The beauty of using a slow cooker is that it does all the hard work for you, transforming simple ingredients into a rich, flavorful, and incredibly comforting meal. We’re talking tender chicken bathed in a velvety, herb-infused tomato sauce. It’s so easy to put together, you’ll wonder why you haven’t been making it for years. Plus, the aroma that fills your home as it simmers away is just divine!
Preparing the Foundation
Our journey begin extracts with building the flavor base for our creamy tomato sauce. In your slow cooker insert, we’ll combine the core liquid components that will simmer and meld together beautifully. This is where the magic starts to happen.
1. First, open up your can of diced tomatoes with Italian herbs and pour the entire contents, including the juice, directly into the slow cooker. The diced tomatoes will provide a lovely texture and bursts of tomato flavor, while the Italian herbs already infused in them give us a head start on that classic taste. Next, add the cup of marinara sauce. This will add another layer of rich tomato flavor and a slightly thicker consistency to our sauce. Now, it’s time for the aromatics. Add the finely minced garlic cloves. Garlic is absolutely essential for building a deep, savory foundation for almost any dish, and this one is no exception. Don’t skimp on the garlic; it truly elevates the entire dish.
2. Next, we’ll season our sauce base. Sprinkle in the teaspoon of salt, the teaspoon of Italian seasoning, the ½ teaspoon of dried basil, and the ¼ teaspoon of pepper. These dried herbs and spices will rehydrate and infuse their flavors into the sauce as it cooks. The salt will enhance all the other flavors, and the pepper adds a subtle warmth. Give everything a good stir with a spoon or spatula to ensure the ingredients are well combined and evenly distributed throughout the bottom of the slow cooker. This initial seasoning is crucial for developing a well-balanced flavor profile.
Adding the Star and Creating Creaminess
With our flavorful sauce base ready, it’s time to introduce the star of the show: the chicken. We’ll also prepare the ingredient that will transform our sauce into a luxuriously creamy delight.
3. Now, it’s time for the chicken. Take your four boneless, skinless chicken breasts and place them directly on top of the sauce mixture in the slow cooker. Try to arrange them in a single layer if possible, so they cook evenly. The liquid from the sauce will help to keep the chicken moist and tender as it slow cooks. As the chicken cooks, it will release its own juices, further enriching the sauce. This method ensures that the chicken is incredibly succulent and packed with flavor.
4. Before we seal the lid and let the slow cooker work its magic, we need to prepare the ingredient that will give our sauce that irresistible creamy texture. In a small bowl, whisk together the ½ cup of heavy whipping cream and the 2 tablespoons of cornstarch until the cornstarch is completely dissolved and there are no lumps. This cornstarch slurry is our secret weapon for thickening the sauce. The heavy whipping cream will add richness and a smooth, velvety mouthfeel. Whisking it well ensures that the cornstarch disperses evenly, preventing clumps and creating a beautifully smooth sauce.
The Slow Cooking Process and Finishing Touches
Now that everything is assembled, the slow cooker will do the heavy lifting. After a few hours, we’ll check on our masterpiece and add the final flourish of fresh flavor.
5. Once you’ve prepared the cornstarch and cream mixture, pour it over the chicken and sauce in the slow cooker. Give everything a gentle stir, making sure to coat the chicken as much as possible with the creamy sauce. Place the lid securely on your slow cooker. Set your slow cooker to cook on HIGH for 2-3 hours or on LOW for 4-5 hours. The exact cooking time will depend on your slow cooker and the size of your chicken breasts. You’re looking for the chicken to be cooked through and easily shredded with a fork, and for the sauce to have thickened to your desired consistency. Once the chicken is cooked through, you can either shred it directly in the slow cooker with two forks, or remove the chicken to a cutting board, shred it, and then return it to the sauce. Stir in the 2 tablespoons of finely chopped fresh basil. Fresh basil added at the end truly brightens up the dish with its fragrant, herbaceous notes.
Serve this delicious Slow Cooker Creamy Tomato Basil Chicken hot, over your favorite pasta, rice, or with some crusty bread for dipping. Garnish generously with grated Parmesan cheese for an extra layer of savory goodness. Enjoy your effortless, restaurant-quality meal!

Conclusion:
There you have it – a foolproof and incredibly delicious recipe for Slow Cooker Creamy Tomato Basil Chicken that’s sure to become a weeknight staple! This dish truly shines with its ease of preparation and the rich, comforting flavors that develop beautifully in the slow cooker. The tender chicken thighs swimming in a luscious, creamy tomato and basil sauce are simply irresistible. It’s the perfect meal for busy families, potlucks, or when you simply crave a satisfying and flavorful dinner without the fuss. I’ve found it pairs wonderfully with a variety of sides, making it a versatile centerpiece for any meal.
For serving, I highly recommend pairing your Slow Cooker Creamy Tomato Basil Chicken with fluffy rice, pasta like fettuccine or penne, or even a crusty bread to soak up every last drop of that incredible sauce. A simple side salad with a light vinaigrette also offers a refreshing contrast.
Don’t be afraid to experiment with variations! You could add a pinch of red pepper flakes for a little heat, some sautéed mushrooms for extra earthiness, or even a splash of heavy cream at the end for an even richer finish. I encourage you to give this recipe a try – I’m confident you’ll love how simple yet impressive it is!
Frequently Asked Questions:
What kind of chicken is best for this recipe?
Boneless, skinless chicken thighs are my top recommendation. They stay incredibly moist and tender throughout the slow cooking process, preventing them from drying out. However, you can also use boneless, skinless chicken breasts, just be mindful that they may cook slightly faster and could become a little drier if overcooked. Adjust cooking time accordingly.
Can I make this recipe ahead of time?
Absolutely! This Slow Cooker Creamy Tomato Basil Chicken is fantastic for meal prepping. Once it’s cooked, you can let it cool completely and store it in an airtight container in the refrigerator for up to 3-4 days. Reheat gently on the stovetop or in the microwave. The flavors often deepen overnight, making it even tastier the next day!
What if I don’t have fresh basil?
No worries! If fresh basil isn’t available, you can substitute with dried basil. You’ll want to use about one-third of the amount of dried basil as fresh. So, if the recipe calls for 1/4 cup of fresh basil, use about 2-3 teaspoons of dried basil. Add the dried basil during the cooking process to allow its flavor to infuse. Fresh basil is best stirred in towards the end for its vibrant aroma and taste.

Slow Cooker Creamy Tomato Basil Chicken
A simple and delicious slow cooker recipe for tender chicken in a creamy tomato basil sauce. Perfect for a weeknight meal.
Ingredients
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4 boneless skinless chicken breasts
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1 can diced tomatoes with Italian herbs (with juice (14oz or 398ml))
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1 cup marinara sauce
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3 cloves garlic (finely minced)
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1 teaspoon salt
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1 teaspoon Italian seasoning
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½ teaspoon dried basil
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¼ teaspoon pepper
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½ cup heavy whipping cream
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2 tablespoons cornstarch
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2 tablespoons finely chopped fresh basil
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Grated Parmesan cheese (for serving)
Instructions
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Step 1
Place chicken breasts in the bottom of your slow cooker. -
Step 2
In a bowl, combine diced tomatoes with Italian herbs (undrained), marinara sauce, minced garlic, salt, Italian seasoning, dried basil, and pepper. Pour this mixture over the chicken. -
Step 3
Cover and cook on low for 4 hours, or until chicken is cooked through and tender. -
Step 4
In a small bowl, whisk together heavy whipping cream and cornstarch until smooth. -
Step 5
Remove chicken from the slow cooker and shred or cut into bite-sized pieces. Return the chicken to the slow cooker. -
Step 6
Stir the cream and cornstarch mixture into the sauce in the slow cooker. Turn the slow cooker to high and cook for another 15-30 minutes, stirring occasionally, until the sauce has thickened. -
Step 7
Stir in the fresh basil just before serving. Serve topped with grated Parmesan cheese.
Important Information
Nutrition Facts (Per Serving)
It is important to consider this information as approximate and not to use it as definitive health advice.
Allergy Information
Please check ingredients for potential allergens and consult a health professional if in doubt.
