How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Fiesta Chicken (Slow Cooker)?

You need 10 ingredients. The key ingredients include: 1 tablespoon olive oil, 3 lbs boneless chicken breasts, cut into 1 inch pieces, 1 onion, chopped, 1 green pepper, chopped, and more.

Is Fiesta Chicken (Slow Cooker) suitable as meat & poultry?

Yes, Fiesta Chicken (Slow Cooker) falls under the Meat & Poultry category and is a great choice for this type of meal.

How do I store leftover Fiesta Chicken (Slow Cooker)?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Fiesta Chicken (Slow Cooker) Recipe

Name: Fiesta Chicken (Slow Cooker)
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 tablespoon olive oil; 3 lbs boneless chicken breasts, cut into 1 inch pieces; 1 onion, chopped; 1 green pepper, chopped; 3 garlic cloves, minced; 1 (4 ounce) can mild green chilies or 1 jalapeno pepper, chopped; 1 (14 ounce) can Mexican-style tomatoes; 1/2 teaspoon salt; 1/4 teaspoon cumin; 1 teaspoon oregano

Try this homemade Fiesta Chicken (Slow Cooker) recipe the whole family will love. Made with olive oil, chicken breasts, onion and green pepper. Easy ste…

This Fiesta Chicken (Slow Cooker) relies on simple, everyday ingredients such as olive oil, onion, chopped, green pepper, chopped and garlic cloves, minced. It comes together quickly and makes 4 servings, at about 741 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 Meat & Poultry

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Feel free to swap in similar ingredients you already have on hand and adjust seasoning to taste.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

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Fiesta Chicken (Slow Cooker)

Tips for the best results

Variations & substitutions

My Personal Notes

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Frequently Asked Questions