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Caramelized Onion Pasta

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  • Author: Lily
  • Prep Time: 10 minutes
  • Cook Time: 50 minutes
  • Total Time: 1 hour
  • Yield: 4 servings
  • Category: Pasta
  • Method: Stovetop
  • Cuisine: Italian-Inspired
  • Diet: Vegetarian

Description

A rich and comforting pasta dish featuring sweet, slow-cooked caramelized onions, creamy sauce, sundried tomatoes, and a touch of spice from chili crisp, perfect for both weeknights and dinner parties.


Ingredients

4 large onions

⅓ cup olive oil

¼ cup chopped sundried tomatoes

1 Tbsp chili crisp or chili crunch

1 cup heavy cream

⅓ cup grated parmesan cheese

1 lb linguine or bucatini, cooked al dente

Fresh chopped parsley

Salt and pepper, to taste


Instructions

Cut the onions in half, peel, and thinly slice lengthwise. Place them in a large pot or wide sauté pan. Add olive oil and sprinkle with salt and pepper.

Heat over medium until onions begin to sizzle. Reduce heat to medium-low and cook, stirring every 5–7 minutes, for about 45 minutes, until onions are deeply caramelized and reduced to about 1 ½ cups.

Raise the heat to medium and add chopped sundried tomatoes, chili crisp, and heavy cream. Bring to a simmer.

Stir in the parmesan cheese and reduce the heat back to medium-low.

Simmer the sauce for 3–4 minutes, then add cooked pasta. Toss well to coat.

Cook for 1 more minute in the sauce, then serve topped with extra cheese and fresh parsley.


Notes

  • Use pecorino romano instead of parmesan for a sharper flavor.
  • Replace heavy cream with half-and-half for a lighter version.
  • Stir in spinach or kale at the end for extra greens.
  • Try different pasta shapes like rigatoni or fettuccine.
  • Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat gently on the stove with a splash of cream or pasta water.
  • Freezing is not recommended as the cream sauce may separate.

Nutrition

  • Serving Size: 1 serving (about 1/4 of recipe)
  • Calories: 560
  • Sugar: 8g
  • Sodium: 420mg
  • Fat: 28g
  • Saturated Fat: 12g
  • Unsaturated Fat: 14g
  • Trans Fat: 0g
  • Carbohydrates: 65g
  • Fiber: 5g
  • Protein: 15g
  • Cholesterol: 50mg