Equipment
Ingredients
Vegetables and Aromatics
- 800 g pumpkin, peeled, seeded, and cubed
- 1 yellow onion, diced
- 3 garlic, minced
- 1 fresh ginger, peeled and grated
Base and Liquids
- 30 ml coconut oil, melted
- 50 g vegan red curry paste
- 500 ml vegetable broth, warm
- 400 ml full-fat coconut milk
Seasoning and Garnish
- 15 ml tamari
- 15 ml lime juice, freshly squeezed
- 10 g brown sugar
- 10 g fresh cilantro, roughly chopped
- 20 g roasted pumpkin seeds, lightly toasted
Nutrition (per serving)
Nutrition is estimated per serving. Nutrients without complete source data are omitted.
Full nutrition
- Calories
- 407 kcal
- Protein
- 8 g
- Carbohydrates
- 28 g
- Fat
- 32 g
- Fiber
- 2 g
- Sugar
- 11 g
- Sodium
- 716 mg
- Saturated Fat
- 26 g
- Trans Fat
- 0 g
- Monounsaturated Fat
- 2 g
- Polyunsaturated Fat
- 1 g
- Potassium
- 1078 mg
- Calcium
- 90 mg
- Iron
- 5.9 mg
- Magnesium
- 108 mg
- Phosphorus
- 271 mg
- Zinc
- 1.8 mg
- Vitamin A
- 878 mcg
- Vitamin C
- 26 mg
- Vitamin E
- 2.3 mg
- Vitamin K
- 10 mcg
- Vitamin B6
- 0.3 mg
- Thiamin
- 0.18 mg
- Riboflavin
- 0.27 mg
- Niacin
- 2.5 mg
- Folate
- 59 mcg
- Water
- 425 g
Sources: Aggregated Public Data, USDA FoodData Central
Method
Preheat the oven to 200°C/400°F and line a baking sheet with parchment paper.
Toss the cubed pumpkin with half of the coconut oil. Spread evenly on the baking sheet and roast in the preheated oven for 25 minutes until tender and caramelized at the edges.
While the pumpkin roasts, heat the remaining coconut oil in a large heavy-bottomed pot over medium heat. Add the diced onion, minced garlic, and grated ginger. Cook until softened and translucent.
Add the red curry paste to the aromatics. Cook, stirring constantly, until the paste deepens in color and becomes highly aromatic.
Transfer the roasted pumpkin to the pot. Pour in the vegetable broth and coconut milk, stirring to combine. Bring the mixture to a gentle boil, then reduce the heat and let it simmer.
Remove the pot from the heat. Carefully transfer the soup in batches to a blender, or use an immersion blender directly in the pot, and process until completely smooth and velvety.
Stir in the tamari, fresh lime juice, and brown sugar. Taste the soup and adjust the seasoning, adding more lime for acidity or sugar for sweetness if needed.
Ladle the hot soup into bowls. Top with freshly chopped cilantro and a scattering of roasted pumpkin seeds.
Chef's Notes
- Always check the ingredient label on your red curry paste if you are strictly vegetarian or vegan, as many traditional Thai pastes contain shrimp paste or fish extract.
- Frying the curry paste in oil before adding your main liquids is a crucial technique that blooms the spices and removes raw flavors, unlocking the paste's full aromatic potential.
- Kabocha squash or butternut squash provide the best dense texture and natural sweetness for this application compared to standard carving pumpkins, which are overly fibrous and watery.
- Roasting the pumpkin beforehand concentrates its sugars through the Maillard reaction, providing a far deeper flavor profile than simply boiling the raw squash in the broth.
Storage
Refrigerator: 4 days — Store in an airtight container. The flavors will deepen overnight.
Freezer: 3 months — Leave headspace in the container as the liquid will expand. Thaw overnight in the refrigerator.
Reheating: Reheat gently on the stovetop over medium-low heat, stirring frequently to prevent the coconut milk from separating.
Troubleshooting
Soup is too thick and difficult to blend
Cause: Moisture content in pumpkins varies, and roasting removes a significant amount of water
Fix: Stir in additional warm vegetable broth in 50ml increments until the desired consistency is reached
Prevention: Keep extra vegetable broth or warm water on hand
Coconut milk split or looks grainy
Cause: Boiling the soup too vigorously after adding the coconut milk
Fix: The blending step usually re-emulsifies the fats, restoring a smooth texture
Prevention: Maintain a gentle simmer and do not let the soup reach a rolling boil
Flavor tastes flat or overly sweet
Cause: Insufficient acidity or salt to balance the sweet pumpkin and rich coconut
Fix: Add more lime juice a few drops at a time to brighten, or a dash more tamari for savory depth
Prevention: Measure seasonings carefully but rely on taste testing
Cultural Context
While pumpkin is technically a New World ingredient, various squashes have been enthusiastically adopted into Southeast Asian cuisines, frequently appearing in Thai stir-fries, desserts, and curries. This soup blends the foundational Thai flavor harmony of spicy, salty, sour, and sweet with a Western-style pureed soup technique, resulting in a comforting, modern fusion dish.
