Slow Cooker Greek Chicken is the perfect combination of ease and flavor. This recipe infuses tender chicken with bold Mediterranean ingredients like roasted red peppers, kalamata olives, and oregano. It’s topped with creamy feta cheese and fresh herbs for a vibrant finish. Whether you’re looking for a wholesome family dinner or an effortless dish for meal prep, this recipe checks all the boxes.

Why You’ll Love This Recipe
- Simple Yet Flavorful: The slow cooker does all the hard work, creating a rich and savory dish with minimal effort.
- Healthy and Nutritious: High in protein, packed with antioxidants, and customizable for various dietary needs.
- Versatile Meal Idea: Pairs well with rice, quinoa, salads, or roasted vegetables for a complete Mediterranean-inspired meal.
- Customizable: Add your favorite herbs, adjust seasoning levels, or make it dairy-free if needed.
Preparation Phase & Tools to Use
Essential Tools and Equipment
- 5-quart (or larger) slow cooker: Ensures even cooking and fits all ingredients comfortably.
- Large skillet: For browning chicken to enhance the dish’s flavor.
- Tongs: To handle chicken easily and avoid tearing the meat.
- Small bowl or measuring cup: To whisk the sauce ingredients.
- Knife and cutting board: For chopping vegetables and herbs.
Preparation Tips
- Browning for Flavor: Browning the chicken before slow cooking caramelizes the exterior, adding a deeper, richer flavor.
- Drain Ingredients: Ensure roasted red peppers and olives are well-drained to avoid extra liquid diluting the sauce.
- Layering for Even Cooking: Always arrange vegetables around the chicken, not on top, so the chicken cooks evenly.
- Check Early: Slow cooker times can vary, so start checking for doneness slightly before the recommended time.
Ingredients
Main Ingredients
- 1 tablespoon extra-virgin olive oil
- 2 pounds boneless, skinless chicken breasts or thighs
- ½ teaspoon kosher salt
- ¼ teaspoon ground black pepper
Vegetables
- 1 jar (12 ounces) roasted red peppers, drained and chopped
- 1 cup kalamata olives, drained
- 1 medium red onion, cut into ½-inch chunks
For the Sauce
- 3 tablespoons red wine vinegar
- 1 tablespoon minced garlic (from about 3 large cloves)
- 1 teaspoon honey
- 1 teaspoon dried oregano
- 1 teaspoon dried thyme leaves
For Serving
- ½ cup feta cheese (optional, for serving)
- Chopped fresh herbs (basil, parsley, or thyme, for garnish)
Step-by-Step Directions
1. Prepare the Slow Cooker and Chicken
- Lightly coat a 5-quart (or larger) slow cooker with nonstick spray.
- Heat olive oil in a skillet over medium-high heat.
- Season chicken with kosher salt and ground black pepper.
- Place the chicken in the skillet, seasoned side down, and brown for 1–2 minutes per side until golden.
- If needed, brown the chicken in batches to avoid overcrowding the skillet.
- Transfer the browned chicken to the slow cooker.
2. Add Vegetables
- Arrange the roasted red peppers, kalamata olives, and red onion around the chicken in the slow cooker.
- Avoid layering the vegetables on top of the chicken for even cooking.
3. Prepare the Sauce
- In a small bowl or measuring cup, whisk together red wine vinegar, minced garlic, honey, oregano, and thyme.
- Pour the sauce evenly over the chicken and vegetables in the slow cooker.
4. Cook the Chicken
- Cover the slow cooker with the lid.
- Cook on high for 1 ½ to 2 hours or low for 3 to 4 hours, until the chicken is cooked through and reaches an internal temperature of 165°F.
5. Serve
- Serve the chicken warm, sprinkled with crumbled feta cheese and fresh chopped herbs.
- Pair with rice, quinoa, a fresh salad, or roasted vegetables for a complete meal.

Pro Tips for Success
- Skip the Feta for Dairy-Free: For a dairy-free option, omit the feta cheese or use a plant-based substitute.
- Meal Prep Friendly: This recipe can be prepped the night before. Simply refrigerate the browned chicken and pre-chopped vegetables until ready to cook.
- Add Heat: For a spicier dish, sprinkle some crushed red pepper flakes into the sauce.
Serving Suggestions
Transform this flavorful chicken dish into a complete Mediterranean feast with these pairing ideas:
- Fluffy Quinoa: A protein-packed, gluten-free option that soaks up the tangy sauce beautifully.
- Steamed Rice: Choose jasmine or basmati rice for a neutral base that complements the rich flavors.
- Greek Salad: Toss cucumbers, cherry tomatoes, red onion, and feta cheese with a lemon-olive oil dressing for a fresh and tangy side.
- Roasted Vegetables: Oven-roasted zucchini, eggplant, or bell peppers pair well with the Mediterranean spices.
- Tzatziki Sauce and Pita Bread: Serve with creamy tzatziki and warm pita bread for a dipping option.
- Lemon Orzo: A light, citrusy pasta dish that balances the rich flavors of the chicken.
- Garlic Butter Green Beans: A simple, buttery side that adds a touch of crunch.
- Lemon Asparagus: Roast asparagus with olive oil, lemon juice, and a pinch of salt for a bright, zesty addition.

Common Mistakes to Avoid & How to Perfect the Recipe
Cooking with a slow cooker is straightforward, but there are a few tips to ensure your Slow Cooker Greek Chicken comes out perfect every time.
1. Skipping the Browning Step
- Mistake: Skipping this step to save time.
- Solution: Browning the chicken enhances the flavor by creating a caramelized crust. Take the extra few minutes—it’s worth it!
2. Overcooking the Chicken
- Mistake: Leaving the chicken in the slow cooker for too long can dry it out.
- Solution: Start checking for doneness early, especially if your slow cooker runs hot. The chicken should reach an internal temperature of 165°F.
3. Using Too Much Liquid
- Mistake: Adding extra liquid dilutes the flavors and creates a watery sauce.
- Solution: Drain the roasted red peppers and olives thoroughly before adding them to the slow cooker.
4. Layering Ingredients Incorrectly
- Mistake: Placing vegetables on top of the chicken instead of around it.
- Solution: Always arrange the vegetables around the chicken for even cooking.
5. Forgetting to Season
- Mistake: Under-seasoning the chicken or sauce.
- Solution: Taste the sauce before pouring it over the chicken, and adjust the seasoning as needed (e.g., more salt, oregano, or a touch of honey).
6. Serving Without Fresh Herbs
- Mistake: Skipping the garnish can leave the dish looking bland.
- Solution: Add chopped fresh herbs like basil, parsley, or thyme for vibrant flavor and visual appeal.
Enhance the Dish with Variations
- Spicy Kick: Add crushed red pepper flakes to the sauce or sprinkle them on before serving.
- Vegetarian Option: Replace the chicken with chickpeas or firm tofu for a plant-based version.
- Lemon Zest: Sprinkle fresh lemon zest over the chicken for an extra burst of brightness.
- Extra Veggies: Include sliced artichokes, cherry tomatoes, or spinach for added texture and flavor.
Recipe Tips
- Adjust the Herbs: Fresh herbs like oregano or thyme can replace the dried ones for a more vibrant flavor.
- Add Lemon Juice: Squeeze fresh lemon juice over the dish just before serving for added brightness.
- Boost the Sauce: If you prefer a saucier dish, add a splash of chicken broth or white wine to the slow cooker.
- Make it a Meal Prep Star: Double the recipe to enjoy leftovers throughout the week.
Storage and Reheating Instructions
Storage
- Refrigerator: Place leftover chicken and sauce in an airtight container and store in the fridge for up to 4 days.
- Freezer: Transfer cooled chicken and sauce to a freezer-safe container or bag and freeze for up to 3 months.
Reheating
- Microwave: Reheat individual portions in a microwave-safe dish, covered, for 2–3 minutes or until warm.
- Stovetop: Place chicken and sauce in a skillet over medium heat, adding a splash of broth or water if needed. Heat until warmed through.
- Slow Cooker: To reheat a large batch, return the dish to the slow cooker on the low setting for about 1 hour.

FAQs
1. Can I use bone-in chicken for this recipe?
Yes, bone-in chicken works well, but you may need to adjust the cooking time slightly. Bone-in pieces usually require a bit longer to cook, so check for doneness before serving.
2. What can I use instead of kalamata olives?
If you’re not a fan of kalamata olives, you can substitute them with green olives or leave them out entirely. The dish will still taste delicious!
3. Can I make this dish dairy-free?
Absolutely! Simply omit the feta cheese or use a plant-based alternative.
4. Is this recipe gluten-free?
Yes, this recipe is naturally gluten-free. Just make sure all packaged ingredients, like roasted red peppers, are labeled gluten-free.
5. How can I make this recipe more kid-friendly?
To make the flavors more mild, reduce the amount of oregano and skip the olives. You can also shred the chicken for easier serving.
6. Can I use frozen chicken?
Using frozen chicken is not recommended for slow cooking as it can affect the cooking time and food safety. Thaw the chicken fully before starting the recipe.
7. What’s the best way to serve leftovers?
Leftover chicken can be shredded and used in wraps, sandwiches, or salads for a quick and flavorful meal.
8. Can I add more vegetables to the dish?
Yes! Artichoke hearts, cherry tomatoes, or zucchini would be great additions to the recipe.
Conclusion
Slow Cooker Greek Chicken is the ultimate Mediterranean-inspired recipe that’s simple, healthy, and versatile. With its tender, flavorful chicken and bold ingredients like roasted red peppers, kalamata olives, and oregano, it’s a dish that will impress your family or guests.
Pair it with your favorite sides like rice, quinoa, or a fresh Greek salad, and you have a complete meal bursting with flavor. Plus, with its easy preparation, meal prep potential, and customizability, this recipe is one you’ll turn to again and again.
Whether it’s for a busy weeknight or a special dinner, this slow cooker recipe guarantees satisfaction. Try it today and bring the taste of the Mediterranean to your table!
Slow Cooker Greek Chicken
Ingredients
- 1 tablespoon extra-virgin olive oil
- 2 pounds boneless skinless chicken breasts or thighs
- ½ teaspoon kosher salt
- ¼ teaspoon ground black pepper
- 1 jar 12 ounces roasted red peppers, drained and chopped
- 1 cup kalamata olives drained
- 1 medium red onion cut into ½-inch chunks
- 3 tablespoons red wine vinegar
- 1 tablespoon minced garlic from about 3 large cloves
- 1 teaspoon honey
- 1 teaspoon dried oregano
- 1 teaspoon dried thyme leaves
- ½ cup feta cheese optional, for serving
- Chopped fresh herbs any mix of fresh basil, parsley, or thyme, for garnish
Instructions
Prepare the Slow Cooker and Brown the Chicken:
- Lightly coat a 5-quart (or larger) slow cooker with nonstick spray. Heat the olive oil in a large skillet over medium-high heat.
- Season the chicken with salt and black pepper, then place it in the hot skillet, seasoned side down. Brown the chicken for 1-2 minutes until golden, then flip and brown the other side for 1 additional minute. If your skillet isn’t large enough, work in batches to ensure the chicken pieces don’t overlap. Transfer the chicken to the slow cooker.
Add Vegetables:
- Arrange the roasted red peppers, olives, and red onion around the chicken in the slow cooker. Do not place the vegetables on top of the chicken.
Prepare the Sauce:
- In a small bowl or measuring cup, whisk together the red wine vinegar, minced garlic, honey, oregano, and thyme. Pour the mixture over the chicken and vegetables in the slow cooker.
Cook the Chicken:
- Cover the slow cooker and cook on high for 1 ½ to 2 hours or on low for 3 to 4 hours, until the chicken is cooked through and the internal temperature reaches 165°F.
Serve:
- Serve the chicken warm, sprinkled with crumbled feta cheese and chopped fresh herbs. Pair with rice, quinoa, or salad, if desired.
Notes
Leftovers: Store in the fridge for up to 4 days, or enjoy cold in a salad.
Dairy-Free Option: Omit the feta or use a plant-based alternative.
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