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Easy Creamy Vegan Caramelized Onion Pasta with Big Flavor


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  • Author: Penny Smith
  • Total Time: 45 minutes
  • Yield: 4 servings 1x

Description

A comforting vegan pasta dish featuring sweet caramelized onions and a rich, creamy plant-based sauce that delivers big flavor with simple ingredients.


Ingredients

Scale
  • 12 oz (340 g) pasta

  • 3 large yellow onions, thinly sliced (about 1 lb / 450 g)

  • 3 tbsp olive oil

  • 1/2 tsp salt

  • 3 cloves garlic, minced

  • 1 cup (240 ml) unsweetened plant-based milk

  • 1/2 cup (120 ml) vegetable broth

  • 1/3 cup (45 g) raw cashews, soaked and drained

  • 2 tbsp nutritional yeast

  • 1 tsp Dijon mustard

  • 1/4 tsp black pepper


Instructions

  • Cook pasta in salted boiling water until al dente. Drain and reserve 1/2 cup (120 ml) pasta water.

  • Heat olive oil in a skillet and caramelize onions with salt over medium heat for 20–25 minutes.

  • Add garlic and cook for 1 minute.

  • Blend plant-based milk, vegetable broth, cashews, nutritional yeast, mustard, and pepper until smooth.

  • Pour sauce into the skillet and simmer for 3–5 minutes.

  • Add pasta and toss to coat, adjusting with pasta water if needed.

  • Serve warm.

Notes

  • Stir onions occasionally to prevent burning.

  • Sauce thickens as it sits; thin with plant-based milk when reheating.

  • Garnish with fresh herbs for extra flavor.

  • Prep Time: 15 minutes
  • Cook Time: 30 minutes