Caramelized Onion Pasta Recipe

Make an easy but unique pasta serving with this simple caramelized onion pasta recipe that you can whip out in under an hour! Grab a bag of both yellow and red onions, your preferred pasta, and some of your pantry staple spices plus a beer to deglaze and create this sweet and fragrant dish!


Caramelized Onion Pasta Recipe

How To Make Caramelized Onion Pasta

This rich onion pasta is a sweet and savory dish made with caramelized onions!

Prep: 5 mins
Cook: 30 mins
Total: 35 mins


  • 1 lb yellow onions, thinly sliced
  • 1 lb red onions, thinly sliced
  • oz tomato paste
  • 10 oz penne pasta, or any pasta of your choice, cooked & cooled
  • 5 garlic cloves, thinly sliced
  • 1 cup pasta water, plus more as needed
  • ½ cup pale ale beer, or any beer of your choice
  • ¼ cup olive oil
  • 1 tsp chili flakes
  • salt and ground black pepper, to taste

To Serve:

  • ¼ tsp parsley, chopped, per serving
  • 1 tbsp parmesan cheese, grated or powdered, per serving


  1. Heat up olive oil in a Dutch oven or deep skillet over medium heat.

  2. Add both onions and saute for roughly 15 minutes until caramelized and softened. Adjust heat as necessary.

  3. Once the onions are caramelized, add garlic and saute briefly.

  4. Add chili flakes and tomato paste. Roast briefly.

  5. Deglaze with beer and reduce briefly.

  6. Increase to medium-high heat, add cooked pasta and pasta water. Stir to combine, scraping any caramelized bits at the bottom.

  7. Simmer for 5 minutes until the sauce has reduced and sticky, not saucy.

  8. Season with salt and pepper to taste. Adjust accordingly.

  9. Portion accordingly. Garnish with parmesan cheese and parsley.


  • Sugar: 12g
  • :
  • Calcium: 71mg
  • Calories: 405kcal
  • Carbohydrates: 65g
  • Fat: 12g
  • Fiber: 6g
  • Iron: 2mg
  • Monounsaturated Fat: 8g
  • Polyunsaturated Fat: 2g
  • Potassium: 670mg
  • Protein: 11g
  • Saturated Fat: 2g
  • Sodium: 222mg
  • Vitamin A: 512IU
  • Vitamin C: 20mg
Nutrition Disclaimer
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