Red Curry Lentil Quinoa Soup with Vegetables

Prep: 15 minCook: 30 min6 servingsmediumAmerican
Red Curry Lentil Quinoa Soup with Vegetables

A hearty plant-based soup combining protein-rich red lentils and quinoa in a fragrant curry-spiced broth. Sweet carrots and aromatic vegetables balance the warming curry paste, creating a satisfying meal perfect for cold days or when you need nourishing comfort food. The split red lentils break down slightly to naturally thicken the soup while quinoa adds texture and makes it more filling.

Ingredients

6 servings
  • 2 tbsp vegetable oil
  • 1 medium onion, chopped
  • 2 garlic cloves, pressed
  • 2 medium carrots, chopped
  • 1 stalk celery, chopped(optional)
  • 2 tbsp tomato puree
  • 1 tbsp red curry paste
    yellow curry paste1:1vegetarian

    milder heat

    Full guide →
  • 6 cups vegetable stock
    chicken stock1:1none

    richer flavor

    Full guide →
  • 1 cup split red lentils
    green lentils1:1vegetarianvegan

    longer cooking time

  • ½ cup uncooked quinoa
    brown rice3/4 cupvegetarianvegan

    different texture

    Full guide →
  • salt
  • black pepper

Instructions

  1. 1

    Heat oil in pot over medium heat and add onion

  2. 2

    Cook for 3 minutes until soft, then add garlic, celery and carrots

  3. 3

    Cook for 5 more minutes, stirring frequently

  4. 4

    Add curry paste, tomato puree, vegetable stock and lentils

  5. 5

    Bring to a boil then simmer for 10 minutes until lentils are tender

  6. 6

    Add quinoa and cook for 10-15 more minutes until quinoa is cooked

  7. 7

    Add more stock if soup appears too thick

  8. 8

    Season with salt and pepper

  9. 9

    Garnish with parsley and lime slices

Tips

Tip 1

Rinse quinoa before adding to remove any bitter coating and prevent cloudiness in the soup.

Tip 2

Add coconut milk in the last few minutes for extra richness and to mellow the curry heat.

Tip 3

Make a double batch as this soup tastes even better the next day after flavors meld.

Good to Know

Storage

Refrigerate for up to 4 days in airtight container. Soup will thicken when cold.

Make Ahead

Can be made 1-2 days ahead. Reheat gently and add extra stock if needed.

Serve With

Serve hot with crusty bread, naan, or crackers. Top with fresh herbs or yogurt.

See pairing guide →

Common Mistakes

Watch

Don't skip rinsing quinoa to avoid bitter taste

Watch

Add quinoa after lentils are tender to prevent overcooking

Watch

Stir occasionally while simmering to prevent sticking

Substitutions

Vegan Options

split red lentils
green lentils1:1vegetarianvegan

longer cooking time

Full guide →
quinoa
brown rice3/4 cupvegetarianvegan

different texture

Full guide →

General Alternatives

vegetable stock
chicken stock1:1none

richer flavor

Full guide →
red curry paste
yellow curry paste1:1vegetarian

milder heat

Full guide →
Find more substitutions →

FAQ

Can I make this soup in a slow cooker?

Yes, saute vegetables first, then add remaining ingredients except quinoa to slow cooker. Cook on low 4-6 hours, add quinoa in last 30 minutes.

What if I don't have red curry paste?

Substitute with 1 teaspoon each of curry powder and paprika, plus a pinch of cayenne for heat. Add with the vegetables.

How long will this keep frozen?

Freeze for up to 3 months. Note that quinoa may become softer after thawing. Thaw overnight in refrigerator before reheating.