Southwest Chicken Soup

This hearty Southwest Chicken Soup is everything you want from an easy, satisfying meal: flavour-packed, loaded with veggies, and made effortlessly in the Instant Pot. It’s a bowl full of smoky, zesty goodness that comes together with minimal fuss and maximum taste.

There’s something about Southwestern flavours, roasted tomatoes, smoky paprika, zingy lime, that just feels like a warm hug. Whether you’re new to the Instant Pot or a pressure-cooking pro, this soup is a no-fail weeknight winner. The chicken cooks to juicy perfection in minutes, while the veggies soak up every bit of spice, creating a broth that’s bold, comforting, and utterly addictive.

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The beauty of this soup is how quickly it comes together without sacrificing flavour. The Instant Pot does most of the work, giving you a delicious, layered taste in a fraction of the time. Whether you’re meal-prepping for the week or feeding a crowd, this is a recipe that delivers every time.

I love making this soup during cooler months when I crave something warm but don’t want to spend hours in the kitchen. It’s filling without being heavy, and the toppings make it fun to customise for everyone at the table. Add crunchy tortillas, creamy avocado, or a generous sprinkle of cheese, whatever suits your mood.

My Southwest Chicken Soup is one of those recipes you’ll want to keep in your regular rotation. It’s flexible, fast, and ridiculously flavourful.

Breads for Dipping

• Irish Soda Bread Recipe
• Irish Brown Bread
• Sourdough Bread for “First-Timers”
• Reuben Rolls
• Sourdough Naan

Southwest Chicken Soup Ingredients

I always try to create recipes that are both yummy and achievable with ingredients you can find at any supermarket. Here’s a quick breakdown of what makes this soup shine:

• Poblano Peppers: Milder than jalapeños but packed with a subtle smoky flavour, these are a must for that Southwestern flair.
• Zucchini: Adds a fresh and slightly sweet note that balances out the bold spices.
• Tomatillos: Their bright, slightly tangy taste is the perfect contrast to the rich broth.
• Fire-Roasted Diced Tomatoes: These bring a smoky depth that elevates the whole soup.
• Chicken Breast: Cooks perfectly in the Instant Pot and shreds like a dream.
• Spices: Chili powder, cumin, smoked paprika, and lime juice come together to create an irresistible blend of heat, smokiness, and zing.

How to Make Southwest Chicken Soup

1. Turn your Instant Pot to Sauté and add a splash of oil. Sauté the onion, poblano peppers, bell peppers, and garlic for a few minutes until softened and fragrant. Be careful not to let anything burn; this setting gets hot fast!
2. Turn off the Instant Pot. Add chopped zucchini and tomatillos.
3. Place the halved chicken breasts on top of the vegetables.
4. Pour in the chicken broth and add all the spices, chili powder, cumin, smoked paprika, sea salt, black pepper, and lime zest.
5. Lock the lid and set the valve to Sealing. Cook on High Pressure for 15 minutes.
6. Allow pressure to release naturally for 5 minutes, then do a quick release.
7. Carefully remove the chicken, shred it with two forks, and return it to the soup.
8. Stir in lime juice. Taste and adjust seasoning if needed.
9. Garnish with your favourite toppings like crushed tortillas, shredded cheddar, avocado, cilantro, or pickled jalapeños.

Frequently Asked Questions

A Few Possible Variations of My Southwest Chicken Soup

• Spice it up: Add a diced jalapeño with the onions or a dash of hot sauce at the end.
• Make it vegetarian: Skip the chicken and add black beans or chickpeas for protein. Use vegetable broth instead.
• Add grains: Stir in some cooked rice, quinoa, or corn for extra heartiness.
• Change the protein: Try leftover turkey, rotisserie chicken, or even shredded pork.

How Do You Like Your Southwest Chicken Soup?

This soup is hearty enough to stand on its own, but it’s also delicious with a little something extra on the side. Serve it with a wedge of lime, warm cornbread, or tortilla chips for scooping. A chilled Mexican lager or a tangy margarita would round out the meal beautifully, too.

Storing Leftover Soup

Let the soup cool completely, then transfer to an airtight container. Store in the fridge for up to 4 days. To reheat, warm gently in a pot over medium heat or in the microwave. This soup also freezes well, just be sure to leave out any toppings until you’re ready to serve.

Have you tried my Southwest Chicken Soup? Drop a comment and leave a review, I’d love to know what you think and what variations you tried!

Instant Pot Southwest Chicken Soup

Stephanie Hansen

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Course Recipes

Cuisine Main Dish

Ingredients

  

1x2x3x

• Oil of choice for sauteeing
• 1 onion diced
• 2 garlic cloves chopped
• 2 poblano peppers diced
• 2 red or yellow bell peppers diced
• 2 zucchinis chopped
• 6-8 tomatillos quartered
• 1 15- oz can fire-roasted diced tomatoes
• 2 lb boneless skinless chicken breast cut in half
• 6 c chicken broth
• 2 tsp chili powder
• 2 tsp fine sea salt
• 1 tsp ground black pepper
• 1 tsp cumin
• 1 tsp smoked paprika
• Zest and juice of 1 lime

Optional Garnishes

• Crushed tortillas
• Shredded cheddar cheese
• Cilantro
• Avocado
• Pickled jalapeños

Instructions

 

• Turn Instant Pot on to sauté and add a little oil to the pan. Sauté onions, peppers, and garlic until fragrant. Pay close attention so it doesn't burn, the Instant Pot gets very hot on this setting. Turn off the Instant Pot.
• Add zucchini and tomatillos.
• Add halved chicken breasts.
• Add broth and spices.
• Set the pressure valve to sealing. Cook on high pressure for 15 minutes.
• Once opened, shred the chicken with two forks and add back to the soup.
• Garnish as desired with crushed tortillas, shredded cheese, cilantro, avocado or pickled jalapeño and serve!

See all my soup recipes here.