Warming Sweet Potato Soup

Ingredients

• 15 ml (1 tbsp)oil
• 1onion, diced (or 2 shallots)
• 2 clovesgarlic, minced
• 1 largesweet potato
• 383 g (13.5 oz)full-fat coconut milk
• 5 ml (1 tsp)buffalo sauce (or sriracha)
• 180 ml (¾ cup)water
• ¾ tspsmoked paprika
• ¼ tsp, adjust to tastesalt

Instructions

1. 1

   Soften the aromatics

   Warm the oil in a large saucepan over medium heat. When hot, add the onion and garlic and sauté for 3–5 minutes, until the onion softens.

2. 2

   Add the ingredients

   Meanwhile, peel the sweet potato and cut it into small, even cubes. Add it to the pan with the coconut milk, buffalo sauce, water, smoked paprika and salt.

3. 3

   Simmer until tender

   Bring the soup to the boil, cover the pan and simmer for 30–35 minutes, or until the sweet potato is tender when pierced with a fork.

4. 4

   Blend until smooth

   Transfer the soup to a high-speed blender and blend for 10–15 seconds, until smooth and creamy. Add water if you prefer a thinner consistency; the soup is intended to be thick. Taste and adjust the salt and heat to suit you.

5. 5

   Serve the soup

   Serve straight away with toppings of your choice. Add tofu or tempeh for extra protein and a more substantial meal.

6. 6

   Store leftovers

   Keep leftover soup in the refrigerator for up to 4 days.

What is sweet potato soup?

Sweet potato soup is a blended dish built around tender sweet potato, often combined with aromatics and liquid for a smooth, warming bowl. This version has an American-style flavour profile, with smoked paprika and hot sauce bringing savoury depth and a little heat.

Coconut milk makes the soup creamy, while the one-pot simmer lets the sweet potato soften directly in the seasoned liquid. Blending at the end brings those elements together without needing cream.

Nutrition and macros by portion

The nutrition label shows one serving as written: 229 calories, 3g protein, 26g carbs, 13g fat.

The sweet potato supplies most of the carbohydrate, while the coconut milk and oil contribute much of the fat. Protein is modest in the soup itself; serve it with tofu or tempeh to make the plate more filling and add protein.

Why these ingredients work

Aromatics: onion and garlic form the savoury base; give the onion time to soften before adding the other ingredients.

Coconut milk: full-fat coconut milk lends body and a rich texture. Shake or stir the can first if the contents have separated.

Seasoning: smoked paprika adds a mellow smoky note, while buffalo sauce or sriracha supplies the spicy edge. Start with the listed amount and adjust after blending.

Cut the sweet potato evenly

Even cubes: cut the peeled sweet potato into small pieces of similar size so they become tender at roughly the same time. Larger chunks may need more simmering before they are ready to blend.

Doneness: test a piece with a fork; it should yield easily rather than feel firm in the centre. Blend only once the cubes are fully tender for a smooth result.

Keep the texture thick and smooth

Liquid: the recipe uses 180 ml of water alongside the coconut milk, so the soup stays thick. Add extra water a little at a time only if you prefer a looser consistency.

Blending: blend for 10–15 seconds, checking that no pieces remain. If using a jug blender, follow its instructions for blending hot liquids and avoid filling it beyond its safe capacity.

Plan the simmering time

Timing: allow 3–5 minutes to soften the onion and garlic, then simmer the covered soup for 30–35 minutes. The total time is about 50 minutes, including preparation and blending.

Check the pan towards the end of the simmer, especially if your cubes are particularly small. Once fork-tender, take the soup off the heat before transferring it to the blender.

Make it a fuller meal

Toppings: serve the soup with toppings you enjoy, keeping in mind that crunchy or fresh additions can contrast nicely with its creamy texture.

Protein: tofu or tempeh are suggested additions for a more substantial bowl. A side of bread also works well for dipping.

Recipe notes & tips

• Cut the sweet potato into evenly sized cubes so they cook at a similar rate.
• Let the onion soften before adding the coconut milk and sweet potato.
• Keep the pan covered during the simmer so the sweet potato can cook in the seasoned liquid.
• Blend only after the sweet potato is fork-tender.
• Add any extra water gradually to keep control of the soup's thickness.
• Taste after blending and adjust the salt and hot sauce to your preference.

Variations

• Swap the hot sauce: use sriracha instead of buffalo sauce for a different kind of heat.
• Add tofu: serve with tofu for a more substantial bowl.
• Try tempeh: top with tempeh to make the meal heartier.
• Use shallots: replace the onion with 2 diced shallots as suggested in the ingredients.
• Adjust the spice: add a little more hot sauce after blending if you prefer a hotter soup.

Common mistakes to avoid

• Uneven cubes: pieces cook at different speeds; cut the sweet potato into small, similar-sized cubes.
• Undercooked sweet potato: it can leave the soup lumpy; simmer until a fork pierces the cubes easily.
• Too much water: the soup can lose its thick texture; add extra water gradually after blending.
• Blending too soon: firm pieces may remain; check that the sweet potato is fully tender first.
• Skipping the taste check: salt and heat can vary; taste the blended soup and adjust before serving.

How to store

Refrigerate leftover soup in a covered container for up to 4 days. Reheat gently in a saucepan, stirring, and add a little water if it has thickened; follow your blender's instructions if you blend it again while hot.

Frequently asked questions