Creamy Chicken Fajita Pasta

2026-09-05 Recipe Author Markas Kriaučiūnas

Creamy Chicken Fajita Pasta
Author's thoughts on the recipe

Creamy chicken fajita pasta is a quick, colourful dinner that brings together tender chicken, sweet peppers, mild spice, rigatoni pasta, and a smooth cheese sauce. It has the comfort of a creamy pasta dish, but the fajita seasoning gives it a warmer, smokier, more aromatic flavour than a plain chicken pasta. The sauce clings especially well to short tube-shaped pasta, so every piece catches a little cream cheese, melted cheddar, stock, tomato purée / tomato paste, and seasoning.

This is a useful recipe for evenings when you want something filling but do not want a complicated cooking process. The chicken is browned first for better flavour, then the onion and peppers soften in the same pan so they absorb the seasoning and pan juices. The small amount of stock loosens everything, while the cream cheese turns it into a silky sauce without needing a long simmer.

I have made this style of creamy chicken pasta several times at home, and the biggest improvement came from treating the sauce gently once the cream cheese goes in. High heat can make a creamy sauce look grainy or split, so I prefer to reduce the stock first, lower the heat, and then stir in the cream cheese slowly with a splash of pasta water. That simple adjustment gives a smoother, glossier finish.

The finished dish should be creamy rather than soupy, with browned chicken pieces, softened peppers that still have a little bite, and pasta coated in sauce rather than swimming in it. Serve it straight away while the cheese is melted and the sauce is loose, with fresh herbs, extra black pepper, or a small squeeze of lime if you enjoy a brighter finish.

Ingredients

    • Rigatoni pasta: 200 g / 7 oz.
    • Chicken breast: 200 g / 7 oz.
    • Red bell pepper / red sweet pepper: 1/2.
    • Yellow bell pepper / yellow sweet pepper: 1/2.
    • Green bell pepper / green sweet pepper: 1/2.
    • Onion: 1 medium.
    • Garlic: 2 cloves.
    • Fajita seasoning: 2 teaspoons, plus extra to taste.
    • Chicken stock cube: 1.
    • Hot water for stock: 100 ml / scant 1/2 US cup.
    • Light cream cheese: 70 g / 2.5 oz.
    • Tomato purée / tomato paste: 15 g / 1 tablespoon.
    • Light cheddar cheese: 50 g / 1.8 oz.
    • Reserved pasta water: 60 ml / 1/4 US cup, as needed.
    • Olive oil: 1 tablespoon.
    • Salt: 1/2 teaspoon, or to taste.
    • Black pepper: 1/4 teaspoon.
    • Fresh parsley or coriander leaves / cilantro: 1 tablespoon, chopped. 

    Recipe Directions

  1. 1. Prepare the ingredients: Cut the chicken breast into even bite-sized pieces so they cook at the same speed. Slice the peppers into thin strips, dice the onion, finely chop the garlic, grate the cheddar cheese, and keep the cream cheese ready at room temperature if possible, because slightly softened cream cheese blends more smoothly into the sauce.
  2. 2. Cook the pasta: Bring a large pan of salted water to a steady boil. Add the rigatoni and cook until al dente according to the packet instructions, usually 10–12 minutes. Before draining, reserve about 60 ml / 1/4 US cup of the starchy pasta water, as this helps loosen and emulsify the creamy fajita sauce.
  3. 3. Brown the chicken: Heat the olive oil in a large frying pan over medium-high heat. Add the chicken pieces, season with half of the fajita seasoning, and cook for 4–5 minutes, turning occasionally, until the outside is browned and the chicken is nearly cooked through. Browning matters because it gives the finished pasta a deeper savoury flavour.
  4. 4. Cook the onion: Add the diced onion to the same pan with the chicken. Reduce the heat slightly to medium and cook for 2–3 minutes, stirring often, until the onion softens and starts to smell sweet. If the pan looks dry, add a small splash of water rather than more oil.
  5. 5. Add the peppers and garlic: Stir in the sliced red, yellow, and green peppers, chopped garlic, the remaining fajita seasoning, black pepper, and a little salt. Cook for 4–5 minutes, until the peppers soften but still keep some texture. The peppers should look glossy and slightly flexible, not collapsed or watery.
  6. 6. Make the stock base: Dissolve the chicken stock cube in 100 ml / scant 1/2 US cup of hot water. Pour the stock into the pan and stir well, scraping up any browned bits from the base of the pan. Let it simmer for 2–3 minutes, until slightly reduced and more concentrated.
  7. 7. Add the tomato purée: Stir in the tomato purée / tomato paste and cook for 1 minute. This short cooking time removes the raw edge from the tomato and helps it blend into the seasoning, giving the sauce a warmer colour and a fuller flavour.
  8. 8. Create the creamy sauce: Turn the heat down to low. Add the light cream cheese and stir patiently until it melts into the stock. Add a splash of reserved pasta water if the sauce looks too thick. Keep the heat gentle at this stage, because boiling the sauce hard can make it split or turn grainy.
  9. 9. Melt in the cheddar: Sprinkle in the grated light cheddar cheese and stir until melted. The sauce should look smooth, creamy, and glossy. Taste it before adding more salt, as fajita seasoning, stock cubes, and cheddar can already contain salt.
  10. 10. Combine with the pasta: Add the drained rigatoni to the pan and toss everything together for 1–2 minutes over low heat. The pasta should be evenly coated, and some sauce should settle inside the rigatoni tubes. Add another small splash of pasta water only if the sauce has tightened too much.
  11. 11. Check the chicken: Make sure the chicken is fully cooked before serving. The pieces should be white all the way through, with no pink centre, and the internal temperature should reach at least 74°C / 165°F if checked with a food thermometer.
  12. 12. Serve immediately: Spoon the creamy chicken fajita pasta onto warm plates and finish with chopped parsley or coriander leaves / cilantro. Serve while hot, when the sauce is at its smoothest and the peppers still have their best texture.

FAQ

Frequently Asked Questions

▶ Can I use a different pasta shape for creamy chicken fajita pasta?

Yes. Rigatoni works very well because the sauce gets inside the tubes, but penne, fusilli, farfalle, or short macaroni can also be used. I would avoid very delicate pasta shapes, as the creamy sauce and chicken pieces suit a sturdier pasta.

▶ Why did my creamy sauce split or turn grainy?

The most common reason is heat that is too high after adding the cream cheese. Reduce the heat to low before stirring in the cream cheese and cheddar, and loosen the sauce with a little reserved pasta water. Gentle heat gives a smoother, glossier sauce.

▶ Can I make this recipe spicier?

Yes. Add extra fajita seasoning, a pinch of chilli flakes, smoked paprika, or finely chopped fresh chilli. Add heat gradually, because some fajita seasoning blends are already quite salty and spicy.

▶ Can I use regular cream cheese instead of light cream cheese?

Yes. Regular cream cheese will make the sauce richer and slightly thicker. If the sauce becomes too thick, stir in a little more pasta water until it coats the pasta easily.

▶ How should I store leftovers?

Cool leftovers quickly, then store them in an airtight container in the refrigerator at about 0–5°C / 32–41°F for up to 2 days. Creamy pasta thickens as it rests, so add a splash of water, milk, or stock when reheating.

▶ What is the best way to reheat creamy chicken fajita pasta?

Reheat it gently in a pan over low heat with a splash of water, milk, or stock, stirring often until piping hot. If using a microwave, reheat in short bursts and stir between each one. The chicken should be heated through to 74°C / 165°F before serving.


global.recipe.nutrition

Nutrition information per 100 g of prepared dish

*Values are approximate. Nutritional values may vary depending on the ingredients used, their fat content, exact quantities, brands, and preparation method.

145 Calories (kcal)
9 g Protein
4.5 g Fat
17 g Carbohydrates
2.5 g Sugars
0.7 g Salt
Recipe author Markas Kriaučiūnas

Markas Kriaučiūnas

Recipe Author

I am a food technologist, and to me, food is an adventure. I enjoy unique ingredient combinations, seasonal dishes, and desserts. I almost never cook the same dish twice, but I always choose healthy and delicious food.

I graduated from the Liutauras Čeprackas Culinary Academy and also attended the culinary studio of Gian Luca Demarco (an Italian chef). Additionally, I worked at the River Town restaurant in Vilnius for 5 years. Now, I try to share all of this experience with my readers on worldrecipes.eu