Let me tell you about the pasta dish that changed my mind about vegan cooking. Picture this: tender al dente noodles draped in a sauce so luxuriously creamy, so vibrantly hued, you’ll do a double-take when I tell you there’s not a drop of dairy in it. This creamy vegan red pepper pasta is my weeknight hero – the kind of dish that comes together faster than a pizza delivery but tastes like something from a trattoria.
The magic happens when sweet roasted peppers meet buttery cashews in the blender, transforming into a sauce so velvety it’ll make your taste buds dance. I still remember the first time I made this – my cheese-loving roommate took one bite and immediately asked for the recipe. That’s when I knew this wasn’t just another vegan dish trying to imitate the real thing – this was something special in its own right.
Why This Recipe Works
- Creaminess without compromise – Blended cashews create a texture so rich, you’ll swear there’s cream in there
- Weeknight warrior – From pantry to plate in 30 minutes flat
- Better than takeout – Bold Mediterranean flavors that satisfy like a restaurant meal
- Meal prep MVP – Tastes even better the next day (if it lasts that long)
The Story Behind the Sauce
This recipe takes inspiration from those sun-drenched Mediterranean kitchens where they’ve been making vegetables taste decadent for centuries. The modern twist? We’re using simple techniques to create that same depth of flavor in your home kitchen, no fancy equipment required (though a good blender helps).
Essential Ingredients & Tools
For the Sauce That’ll Change Your Mind About Vegan Food
- 1.5 cups roasted red peppers (the jarred ones work beautifully here)
- ½ cup raw cashews (soaked until they’re as soft as butter)
- 1 cup unsweetened oat milk (the secret to perfect consistency)
- 3 tbsp nutritional yeast (nature’s parmesan, trust me)
- 3 cloves garlic (because what’s pasta without garlic?)
- 2 tbsp olive oil (the good stuff)
- 1 tbsp lemon juice (to brighten everything up)
- ½ medium onion (diced small – this is flavor foundation)
- 1 tbsp tomato paste (the umami booster)
- 1 tsp salt (to make all those flavors pop)
- ½ tsp black pepper
- ¼ tsp red pepper flakes (if you like a little heat)
For the Pasta
- 12 oz penne or rigatoni (something with ridges to catch all that glorious sauce)
Tools You’ll Need
- A blender (even a basic one will work in a pinch)
- Your trusty pasta pot
- A good skillet (this is where the magic happens)
Serves 4 hungry people | Ready before you can say “I’m starving”
How to Make Creamy Vegan Red Pepper Pasta
- Prep your cashews – Cover ½ cup raw cashews with boiling water and let them soak while you prep everything else. This is the key to that silky texture – think of it like giving your cashews a spa day before they transform into something extraordinary.
- Cook your pasta – Salt that water like the sea (1 tbsp per 4 quarts) and cook 12 oz penne or rigatoni just shy of al dente. Save a cup of that starchy pasta water – it’s liquid gold for making your sauce cling to every noodle.
- Build your flavor base – Sauté ½ medium diced onion in 2 tbsp olive oil until they’re sweet and translucent (about 5 minutes), then add 3 cloves garlic and 1 tbsp tomato paste. The smell at this stage is what cooking dreams are made of.
- Blend it all together – Toss 1.5 cups roasted red peppers, soaked cashews, 1 cup oat milk, 3 tbsp nutritional yeast, garlic-onion mixture, 1 tbsp lemon juice, 1 tsp salt, ½ tsp black pepper, and ¼ tsp red pepper flakes into your blender and let it rip until it’s smoother than a jazz saxophone solo (60-90 seconds). If your blender struggles, blend longer or strain through a fine mesh sieve.
- Bring it all together – Warm the sauce gently over low heat, then toss in your pasta with some of that reserved starchy water (start with ¼ cup). Watch as the sauce coats every noodle perfectly.
Pro Technique
The Cashew Conundrum
If you forget to soak your cashews, don’t panic. A quick 10-minute boil will soften them right up. And if your blender isn’t the high-powered kind, just blend a little longer – patience pays off here.
Pasta Water Wisdom
That cloudy pasta water isn’t just for draining – it’s packed with starch that helps the sauce stick to your noodles like they were made for each other. Add it a splash at a time until your sauce reaches that perfect clingy consistency.
Storage & Freshness Guide
This pasta keeps beautifully in the fridge for up to 4 days in an airtight container, though in my house it never lasts that long. If the sauce thickens up, just stir in a splash of plant milk when reheating to bring it back to life.
Ingredient Variations and Their Impact
- Nut-free? Try sunflower seeds or cooked white beans instead of cashews.
- Extra veggies? Toss in some spinach or Roasted Mushrooms at the end.
- Like it spicy? A dash of harissa will light things up nicely.
Perfect Pairings
Complementary Dishes
- Garlic Bread: The crispy, buttery contrast cuts through the sauce’s richness. Brush with olive oil and sprinkle with garlic powder before toasting.
- Arugula Salad: Peppery arugula with a lemon vinaigrette balances the dish’s creaminess.
Drinks
- Dry White Wine: A Sauvignon Blanc’s acidity complements the sweet peppers.
- Sparkling Water with Lime: Refreshes the palate between bites.
Something Sweet
- Dark Chocolate Almond Clusters: A bite of dark chocolate post-meal enhances the peppers’ sweetness.
- Lemon Sorbet: Cleanses the palate with its bright, citrusy finish.
FAQs
- Can I use jarred peppers? Absolutely – just drain them well.
- How do I make it nut-free? Sunflower seeds or white beans work great.
- Why is my sauce thin? Simmer it longer or blend in a few extra cashews.

Creamy Vegan Red Pepper Pasta: A Dairy-Free Dream That’ll Make You Forget About Cheese
Whip up this dreamy Creamy Vegan Red Pepper Pasta in 30 minutes! Dairy-free but packed with bold flavor, it's comfort food reinvented. Try it tonight!
Ingredients
For the Sauce
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1.5 cups roasted red peppers
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0.5 cup raw cashews
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1 cup unsweetened oat milk
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3 tbsp nutritional yeast
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3 cloves garlic
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2 tbsp olive oil
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1 tbsp lemon juice
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0.5 medium onion
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1 tbsp tomato paste
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1 tsp salt
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0.5 tsp black pepper
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0.25 tsp red pepper flakes
For the Pasta
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12 oz penne or rigatoni
Instructions
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Soak ½ cup raw cashews in boiling water for 15 minutes.01
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Cook 12 oz penne or rigatoni in salted water until al dente, reserving 1 cup pasta water.02
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Sauté ½ medium diced onion in 2 tbsp olive oil until translucent, then add 3 cloves garlic and 1 tbsp tomato paste.03
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Blend all sauce ingredients (1.5 cups roasted red peppers, soaked cashews, 1 cup oat milk, 3 tbsp nutritional yeast, garlic-onion mixture, 1 tbsp lemon juice, 1 tsp salt, ½ tsp black pepper, and ¼ tsp red pepper flakes) until smooth.04
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Warm sauce in skillet, then toss with pasta and reserved pasta water.05