Slow cooker chicken cacciatore simmers chicken thighs with bell peppers, mushrooms, and crushed tomatoes for hours, with an optional quick sear before slow cooking, ready in about 6 hours mostly hands-off. Searing the chicken briefly before it goes into the slow cooker, though the recipe notes this step is optional, builds a layer of browned flavor that a purely dump-and-cook version wouldn't have.
Slow Cooker Chicken Cacciatore with Bell Peppers, Mushrooms and Tomatoes
Ingredients
- 2 lbs chicken thighs (boneless or bone-in)
- 1 red bell pepper, sliced
- 1 yellow bell pepper, sliced
- 8 oz mushrooms, sliced
- 1 small onion, sliced
- 3 cloves garlic, minced
- 1 can (28 oz) crushed tomatoes
- 1 tbsp tomato paste
- 1 tsp dried oregano
- 1 tsp dried basil
- ½ tsp thyme
- ½ tsp red pepper flakes (optional)
- Salt and pepper, to taste
- ½ cup chicken broth
- 2 tbsp olive oil
- Fresh parsley for serving
Instructions
- Season chicken with salt and pepper, then sear in olive oil for 2–3 minutes per side (optional but adds flavor). Transfer to slow cooker.
- Add bell peppers, mushrooms, onion, and garlic on top of chicken.
- Pour in crushed tomatoes, tomato paste, broth, oregano, basil, thyme, and red pepper flakes. Stir lightly.
- Cover and cook on LOW for 6–7 hours or HIGH for 3–4 hours, until chicken is tender.
- Shred chicken slightly (or leave whole) and stir into the sauce.
- Taste and adjust seasoning with extra salt or pepper.
- Serve over pasta, rice, mashed potatoes, or creamy polenta. Garnish with fresh parsley.
Recipe Notes
- Searing the chicken adds amazing flavor but is optional.
- Use bone-in thighs for the juiciest result.
- Add olives or capers for a traditional twist.
- Leftovers taste even better the next day and freeze well.
Nutrition
- Serving Size
- 1 portion
- Calories
- 320
- Sugar
- 7g
- Sodium
- 520mg
- Fat
- 14g
- Saturated Fat
- 3g
- Unsaturated Fat
- 10g
- Trans Fat
- 0g
- Carbohydrates
- 16g
- Fiber
- 3g
- Protein
- 32g
- Cholesterol
- 115mg
Why the vegetables sit on top of the chicken
- Using bone-in thighs, as the recipe's own notes recommend, holds up well to the long simmer and stays juicy rather than drying out the way leaner cuts can over 6+ hours.
- Adding the vegetables directly on top of the chicken rather than mixing everything at once lets them steam gently in the rising heat while the tomato sauce builds flavor underneath.
How to get a sauce with real body
- Sear the chicken for 2-3 minutes per side if time allows, as the recipe's own notes describe as optional but flavor-adding, rather than skipping straight to the slow cooker.
- Shred the chicken slightly at the end, or leave it whole, per the recipe's own preference note, depending on how you plan to serve it.
Troubleshooting
The sauce is thinner than a classic cacciatore.
Remove the lid for the last 30-45 minutes of cooking if the slow cooker allows, letting excess liquid reduce, since the crushed tomatoes and vegetables release moisture as they cook.
The dish tastes like it needs more depth.
The recipe's own notes suggest adding olives or capers for a more traditional cacciatore twist, and searing the chicken first if that step was skipped, since both add flavor a purely dump-and-cook version misses.
Sauce seems too watery.
there’s an easy fix. Remove the chicken and vegetables with a slotted spoon, then simmer the sauce in a saucepan until reduced to your desired consistency.
Recipe variations
- While the traditional recipe is divine, don’t be afraid to make it your own!
- For a spicy variation, add crushed red pepper flakes or a diced jalapeño to the sauce.
- Wine lovers can replace half the chicken broth with dry white wine for depth.
- Olive enthusiasts might add a handful of kalamata olives during the last hour of cooking.
- For a creamier finish, stir in a splash of heavy cream or a dollop of mascarpone cheese just before serving.
- Mediterranean fans can incorporate artichoke hearts and capers for a puttanesca-inspired twist that adds wonderful brininess.
Refrigerate promptly and use within 3 to 4 days. Reheat gently until the chicken reaches 165°F (74°C); the flavour deepens overnight, so leftovers often taste better than the first serving.
The recipe's own notes suggest pasta, rice, mashed potatoes, or creamy polenta, garnished with fresh parsley.
Frequently asked questions
Can I use boneless chicken breasts instead of thighs?
Yes, though cooking time should be reduced to 3 hours on high or 5-6 hours on low to prevent drying. Breasts won’t be as tender as thighs but work for those who prefer white meat.
How can I thicken the sauce if it’s too watery?
Remove chicken and vegetables, then whisk 1 tablespoon cornstarch with 2 tablespoons cold water. Stir into sauce and cook on high for 15-20 minutes until thickened.
Can I make Slow Cooker Chicken Cacciatore with Bell Peppers, Mushrooms and Tomatoes ahead of time?
Absolutely! Prepare up to 2 days ahead and refrigerate. Flavors actually improve overnight, making it perfect for entertaining or meal prep.
Is this recipe gluten-free?
Yes, it’s naturally gluten-free as written. Just ensure your chicken broth and tomato products are certified gluten-free if you have celiac disease or severe sensitivity.
Can I add wine to this recipe?
Definitely! Replace half the chicken broth with dry white wine like Pinot Grigio or Sauvignon Blanc for more complex flavor. Add during the same step as the broth.
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