Skinny Chicken Fajita Soup

Featured in: Warm Skillet & Pan Suppers

This light, flavorful dish combines tender chicken with colorful bell peppers and zucchini, simmered in a spiced broth. Cooked in one pot, it’s an easy and healthy option that balances fresh ingredients with classic fajita seasonings. The addition of lime juice and cilantro adds bright, fresh notes. Perfect for a quick, comforting lunch or dinner, this soup is naturally low fat, gluten-free, and dairy-free, making it suitable for many dietary preferences.

Updated on Sat, 14 Feb 2026 18:09:24 GMT
Skinny One-Pot Chicken Fajita Soup with Zucchini and Peppers in a vibrant bowl, showcasing tender chicken, colorful bell peppers, and fresh zucchini in a savory broth. Save
Skinny One-Pot Chicken Fajita Soup with Zucchini and Peppers in a vibrant bowl, showcasing tender chicken, colorful bell peppers, and fresh zucchini in a savory broth. | dunewhisk.com

Transport yourself to the vibrant flavors of Tex-Mex cuisine with this light and nutritious Skinny One-Pot Chicken Fajita Soup. This soul-warming dish captures all the colorful components and bold spices of traditional fajitas, but transforms them into a comforting, broth-based meal that's perfect for busy weeknights or meal prep. Each spoonful delivers tender strips of chicken, crisp-tender bell peppers, and fresh zucchini swimming in a fragrant, spice-infused broth.

Skinny One-Pot Chicken Fajita Soup with Zucchini and Peppers in a vibrant bowl, showcasing tender chicken, colorful bell peppers, and fresh zucchini in a savory broth. Save
Skinny One-Pot Chicken Fajita Soup with Zucchini and Peppers in a vibrant bowl, showcasing tender chicken, colorful bell peppers, and fresh zucchini in a savory broth. | dunewhisk.com

This soup comes together with remarkable ease, making it perfect for those evenings when you want something nourishing but don't have hours to spend in the kitchen. The combination of smoky paprika, earthy cumin, and zesty lime juice creates a depth of flavor that belies the dish's quick preparation time. It's the perfect way to enjoy the vibrant flavors of fajitas in a lighter, more comforting form.

Ingredients

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  • 2 medium boneless, skinless chicken breasts (about 400 g), sliced thinly
  • 1 large yellow onion, thinly sliced
  • 1 red bell pepper, thinly sliced
  • 1 yellow bell pepper, thinly sliced
  • 1 medium green zucchini, halved lengthwise and sliced
  • 2 cloves garlic, minced
  • 1 can (400 g) diced tomatoes, with juices
  • 1 liter low-sodium chicken broth
  • 1 tbsp olive oil
  • 1 tsp ground cumin
  • 1 tsp chili powder
  • 1 tsp smoked paprika
  • 1/2 tsp dried oregano
  • 1/2 tsp salt (adjust to taste)
  • 1/4 tsp black pepper
  • 1/8 tsp cayenne pepper (optional, for heat)
  • Juice of 1 lime
  • 2 tbsp fresh cilantro, chopped (plus more for garnish)

Instructions

Sauté the onion
Heat olive oil in a large pot over medium heat. Add the onion and sauté for 3 minutes until softened.
Add vegetables
Add the garlic, bell peppers, and zucchini, and cook for another 4 minutes, stirring occasionally.
Add spices
Stir in the cumin, chili powder, smoked paprika, oregano, salt, black pepper, and cayenne (if using). Cook for 1 minute until fragrant.
Cook the chicken
Add the sliced chicken breasts and cook, stirring, for 2–3 minutes until the chicken is just opaque.
Add liquids
Pour in the diced tomatoes (with juices) and chicken broth. Bring to a gentle boil.
Simmer
Reduce heat to a simmer and cook, uncovered, for 15–18 minutes, or until the chicken is cooked through and vegetables are tender.
Finish the soup
Remove from heat. Stir in lime juice and chopped fresh cilantro.
Serve
Taste and adjust seasoning as desired. Ladle into bowls and garnish with additional cilantro if desired.

Zusatztipps für die Zubereitung

Für ein intensiveres Aroma können Sie die Paprikaschoten vor dem Hinzufügen zur Suppe rösten. Einfach die Paprika in Streifen schneiden und in einer trockenen Pfanne bei mittlerer bis hoher Hitze für 3-4 Minuten anrösten, bis sie leicht verkohlt sind. Diese kleine Extrazubereitung verleiht der Suppe eine zusätzliche rauchige Tiefe.

Varianten und Anpassungen

Diese Suppe lässt sich leicht an verschiedene Ernährungsbedürfnisse anpassen. Für eine vegetarische Version ersetzen Sie das Hühnchen durch einen Dose schwarze Bohnen und verwenden Gemüsebrühe statt Hühnerbrühe. Für zusätzliche Fülle können Sie auch eine halbe Tasse Mais oder braunen Reis hinzufügen. Wenn Sie es gerne schärfer mögen, verdoppeln Sie die Menge an Chiliwürze oder geben Sie eine frisch gehackte Jalapeño hinzu.

Serviervorschläge

Servieren Sie diese Suppe in tiefen Schüsseln mit zusätzlichen Limettenspalten zum Ausdrücken. Für eine kreative Präsentation können Sie kleine Schälchen mit verschiedenen Toppings bereitstellen, wie frische Avocadowürfel, gehackten Koriander, knusprige Tortillastreifen oder einen Klecks fettarmen griechischen Joghurt. Die Suppe passt hervorragend zu einem einfachen grünen Salat und einem Stück knusprigem Vollkornbrot.

Save
| dunewhisk.com

This Skinny One-Pot Chicken Fajita Soup brings the essence of sizzling fajitas to your soup bowl, proving that healthy eating doesn't have to sacrifice flavor. The combination of lean protein, vibrant vegetables, and aromatic spices creates a satisfying meal that nourishes both body and soul. Whether you're looking for a light lunch or a comforting dinner, this soup delivers Tex-Mex flavors in a wonderfully wholesome way.

Your Questions Answered

Can I make this soup vegetarian?

Yes, simply omit the chicken and use vegetable broth instead. Adding beans or extra vegetables will boost protein and texture.

What spices are essential for the fajita flavor?

The key spices include cumin, chili powder, smoked paprika, oregano, and a touch of cayenne pepper to add mild heat and depth.

How do I prepare the vegetables for best flavor?

Sautéing the onion first softens its flavor, then cooking the bell peppers and zucchini shortly after ensures they remain tender-crisp and vibrant.

Can I adjust the heat level?

Definitely! Reduce or omit the cayenne pepper for milder spice, or add extra chili powder for more kick.

What garnishes complement this soup?

Fresh cilantro, lime wedges, sliced avocado, or a dollop of Greek yogurt provide refreshing contrast and creaminess.

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Skinny Chicken Fajita Soup

A vibrant soup with tender chicken, bell peppers, zucchini, and savory fajita spices.

Time to Prep
15 min
Time to Cook
30 min
Overall Time
45 min
Created by Ella Richardson

Cuisine Category Warm Skillet & Pan Suppers

Skill Level Easy

Cuisine Type Tex-Mex

Portion Size 4 Number of Portions

Diet Preferences Dairy-Free Option, Gluten-Free Option

What You'll Need

Proteins

01 2 medium boneless, skinless chicken breasts (about 14 oz), sliced thinly

Vegetables

01 1 large yellow onion, thinly sliced
02 1 red bell pepper, thinly sliced
03 1 yellow bell pepper, thinly sliced
04 1 medium green zucchini, halved lengthwise and sliced
05 2 cloves garlic, minced
06 1 can (14 oz) diced tomatoes with juices

Liquids

01 4 cups low-sodium chicken broth

Spices & Seasonings

01 1 tablespoon olive oil
02 1 teaspoon ground cumin
03 1 teaspoon chili powder
04 1 teaspoon smoked paprika
05 1/2 teaspoon dried oregano
06 1/2 teaspoon salt, or to taste
07 1/4 teaspoon black pepper
08 1/8 teaspoon cayenne pepper, optional for heat
09 Juice of 1 lime
10 2 tablespoons fresh cilantro, chopped, plus more for garnish

How To Make It

Step 01

Sauté aromatics: Heat olive oil in a large pot over medium heat. Add the onion and sauté for 3 minutes until softened.

Step 02

Add vegetables: Add the garlic, bell peppers, and zucchini, and cook for another 4 minutes, stirring occasionally.

Step 03

Bloom spices: Stir in the cumin, chili powder, smoked paprika, oregano, salt, black pepper, and cayenne if using. Cook for 1 minute until fragrant.

Step 04

Cook chicken: Add the sliced chicken breasts and cook, stirring, for 2 to 3 minutes until the chicken is just opaque.

Step 05

Add liquids: Pour in the diced tomatoes with juices and chicken broth. Bring to a gentle boil.

Step 06

Simmer soup: Reduce heat to a simmer and cook, uncovered, for 15 to 18 minutes, or until the chicken is cooked through and vegetables are tender.

Step 07

Finish and season: Remove from heat. Stir in lime juice and chopped fresh cilantro. Taste and adjust seasoning as desired.

Step 08

Serve: Ladle into bowls and garnish with additional cilantro if desired.

Tools You Need

  • Large soup pot
  • Chef's knife
  • Cutting board
  • Wooden spoon or spatula
  • Ladle

Allergy Details

Review each item for allergens and speak with a healthcare provider if you're not sure.
  • Always check broth and spice labels for hidden allergens or gluten if highly sensitive.

Nutrition Info (per portion)

Nutritional values are for reference and don't substitute for professional guidance.
  • Calorie Count: 220
  • Fats: 5 g
  • Carbohydrates: 15 g
  • Proteins: 27 g

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