Dairy-Free Creamy Vegan Sweet Potato Pasta

Prep: 15 minCook: 25 min2 servingsmediumAmerican
Creamy Vegan Sweet Potato Pasta with Roasted Garlic Sauce

A comforting pasta dish featuring roasted sweet potatoes blended into a silky, dairy-free sauce with nutritional yeast and warming spices. The natural sweetness of the potatoes balances perfectly with garlic, cumin, and paprika, creating a satisfying weeknight dinner that appeals to vegans and omnivores alike. This nutrient-dense meal transforms simple ingredients into a restaurant-quality dish that's both healthy and indulgent.

Ingredients

2 servings
  • 1 ½ lbs sweet potato, peeled, chopped into bite-sized pieces
  • 1 tbsp olive oil
  • 1 tsp salt, divided
  • 8 oz pasta, of choice
  • 3 cloves garlic
  • 2 cups plant based milk
  • ¼ cup nutritional yeast
    vegan parmesan1:1veganadds dairy

    similar umami

    Full guide →
  • ½ cup coconut cream
    cashew cream1:1veganadds dairy

    same richness

    Full guide →
  • 1 tbsp mustard
    tahini1:1vegan

    nuttier flavor

    Full guide →
  • 1 tsp cumin
  • 1 tsp paprika
  • ½ tsp black pepper

Instructions

  1. 1

    Preheat oven and chop sweet potatoes into bite-sized pieces

  2. 2

    Transfer sweet potatoes to baking tray, drizzle with olive oil and season with salt

  3. 3

    Roast until fork tender

  4. 4

    Cook pasta according to package instructions

  5. 5

    Transfer roasted sweet potato to blender with garlic, plant milk, nutritional yeast, coconut cream, mustard, and spices

  6. 6

    Blend until smooth

  7. 7

    Pour sauce into frying pan over low-medium heat and add cooked pasta

  8. 8

    Stir together and serve immediately

Tips

Tip 1

Choose a pasta shape with ridges or curves like penne or shells to help the creamy sauce cling better to each piece.

Tip 2

Reserve some pasta cooking water before draining - add a splash if the sauce needs thinning when combining.

Tip 3

For extra richness, add a tablespoon of tahini or cashew butter to the sweet potato blend before processing.

Good to Know

Storage

Refrigerate for up to 3 days in airtight container

Make Ahead

Sweet potatoes can be roasted up to 2 days ahead

Serve With

Serve immediately while hot with fresh herbs or vegan parmesan

See pairing guide →

Common Mistakes

Watch

Don't over-roast sweet potatoes to avoid burnt edges that make sauce bitter

Watch

Blend sauce thoroughly to avoid lumpy texture

Substitutions

Vegan Options

coconut cream
cashew cream1:1veganadds dairy

same richness

Full guide →
nutritional yeast
vegan parmesan1:1veganadds dairy

similar umami

Full guide →
mustard
tahini1:1vegan

nuttier flavor

Full guide →

General Alternatives

plant milk
heavy cream1:1vegetarian

richer sauce

Full guide →
Find more substitutions →

FAQ

Can I make this sauce ahead of time?

Yes, prepare the sweet potato sauce up to 2 days ahead and reheat gently when ready to serve with freshly cooked pasta.

What if my sauce is too thick?

Thin the sauce with reserved pasta water or additional plant milk until you reach your desired consistency.

Can I freeze the leftover pasta?

The pasta can be frozen for up to 1 month, though the texture may change slightly when reheated.