Easy Thai Red Curry Lentil Soup with Sweet Potato

Thai Red Curry Lentil Soup with Sweet Potato is a cozy, hearty bowl of comfort. After making this many times, I’ve discovered the trick to a perfectly creamy soup is to blend some of the lentils. This soup is light yet filling, perfect for a quick, satisfying dinner. If you love recipes like this, you’ll also enjoy Creamy Greek Avgolemono Soup with Chicken and Wild Rice and Refreshing Lemon Basil Cooler with Sparkling Water.

Why This Easy Thai Red Curry Lentil Soup with Sweet Potato Is Pure Comfort
- Creamy and comforting
- Packed with flavor from Thai red curry paste
- Light yet filling, perfect for busy weeknights
- Better than takeout, my family begs for this
What You'll Need for Easy Thai Red Curry Lentil Soup with Sweet Potato
Choosing the right ingredients makes a big difference, but this recipe is forgiving enough to work with what you have.
- Lentils
- Sweet potato
- Thai red curry paste
- Coconut milk
- Thai red curry paste
- Coconut milk
- Fish sauce
- Sugar
- Lime juice
- Optional: Fresh cilantro
- Optional: Crushed peanuts
- Optional: Lime wedges

📝 Ingredient Notes
- Lentils: Green or brown lentils work best.
- Thai red curry paste: Adjust to taste for spiciness.
đź›’ Tools & Equipment I Recommend
- Immersion blender — Easily blend some lentils for a creamy soup. → See on Amazon
- High-quality Thai red curry paste — Makes a world of difference in flavor. → See on Amazon

How to Make Easy Thai Red Curry Lentil Soup with Sweet Potato
- Sauté: Sauté onions, garlic, and ginger until fragrant. Add Thai red curry paste and cook for 1 minute.
- Simmer: Add lentils, sweet potato, coconut milk, and vegetable broth. Simmer until lentils and sweet potato are tender.
- Blend: Blend some of the soup for a creamy texture. Return to pot and add fish sauce, sugar, and lime juice.
- Serve: Serve hot with optional toppings.
Cook's Tips for Perfect Easy Thai Red Curry Lentil Soup with Sweet Potato
- Common mistake and fix: Don't overcook the lentils. They can become mushy. Cook until just tender.
- Tip: For a smoother soup, blend more lentils. For a chunkier soup, blend less.
- Tip: Adjust the heat level by adding more or less Thai red curry paste.
Storing & Reheating Easy Thai Red Curry Lentil Soup with Sweet Potato
Short-Term Storage
Store in an airtight container in the fridge. Store leftovers in an airtight container for up to 5 days. Make-ahead tip: This soup can be made ahead and reheated.
Freezing Easy Thai Red Curry Lentil Soup with Sweet Potato
Freeze for up to 3 months. Thaw overnight in the fridge before reheating.
How to Reheat Without Drying It Out
Oven: Reheat in the oven at 350°F (180°C) for 15-20 minutes. Microwave: Reheat in the microwave for 2-3 minutes, stirring halfway.
Recipe Notes
- Chef tip: For a vegan version, omit the fish sauce and use soy sauce or tamari instead.
- Best substitution: You can substitute the sweet potato with butternut squash or pumpkin.
- Make-ahead: This soup freezes well. Make a big batch and freeze individual portions.
- Scaling: This recipe can be easily doubled or tripled.
- Troubleshooting: If the soup is too thick, thin it out with a bit more vegetable broth.
Want to level up this recipe?
Good-quality coconut milk — Makes a rich, creamy base for the soup. → Check price on Amazon
Easy Thai Red Curry Lentil Soup with Sweet Potato

Ingredients
Main Ingredients
- Lentils
- Sweet potato
- Thai red curry paste
- Coconut milk
Seasonings
- Thai red curry paste
- Coconut milk
- Fish sauce
- Sugar
- Lime juice
Optional Toppings
- Fresh cilantro
- Crushed peanuts
- Lime wedges
Instructions
- Sauté: Sauté onions, garlic, and ginger until fragrant. Add Thai red curry paste and cook for 1 minute.
- Simmer: Add lentils, sweet potato, coconut milk, and vegetable broth. Simmer until lentils and sweet potato are tender.
- Blend: Blend some of the soup for a creamy texture. Return to pot and add fish sauce, sugar, and lime juice.
- Serve: Serve hot with optional toppings.
Notes
- Chef tip: For a vegan version, omit the fish sauce and use soy sauce or tamari instead.
- Best substitution: You can substitute the sweet potato with butternut squash or pumpkin.
- Make-ahead: This soup freezes well. Make a big batch and freeze individual portions.
- Scaling: This recipe can be easily doubled or tripled.
- Troubleshooting: If the soup is too thick, thin it out with a bit more vegetable broth.
Storage
- Fridge: Store leftovers in an airtight container for up to 5 days.
- Freezer: Freeze for up to 3 months. Thaw overnight in the fridge before reheating.
- Oven reheat: Reheat in the oven at 350°F (180°C) for 15-20 minutes.
- Microwave reheat: Reheat in the microwave for 2-3 minutes, stirring halfway.
- Make ahead: This soup can be made ahead and reheated.
Nutrition Per Serving
- Calories: 350
- Protein: 18g
- Fat: 12g
- Carbs: 45g
- Fiber: 15g
- Sugar: 8g
- Sodium: 800mg
- Cholesterol: 0mg
- Sat. Fat: 5g
Nutritional values are estimates only. Actual values may vary by brand and portion size.
Easy Thai Red Curry Lentil Soup with Sweet Potato FAQs
Yes, this soup can be made ahead and reheated. It also freezes well.
You may have added too much liquid or not blended enough lentils for a creamy texture. Try blending more lentils or reducing the liquid.
Yes, add all ingredients to the slow cooker and cook on low for 6-8 hours or on high for 3-4 hours.
You can use soy sauce or tamari for a vegan version.
Yes, this soup is naturally gluten-free. Just ensure all your ingredients are certified gluten-free.
A Warm Final Note
I can’t wait for you to try Easy Thai Red Curry Lentil Soup with Sweet Potato and see how effortlessly it comes together. When you make it, pop back here and leave a rating or share how it turned out — I love hearing from you!






