Korean Taro Soup (Autumn Taro in Nutty Perilla Seed Broth)

Quick answer

Total time: 55 min
Level: Medium
Servings: 2 servings
Ingredients: 7

About this dish

Toran-guk is an autumn soup centered on taro root, which is first parboiled to remove its slippery mucilage, then simmered in a broth thickened with ground perilla seeds.

The taro pieces cook to a texture that falls somewhere between potato and chestnut - they crumble softly on the tongue yet retain a subtle stickiness that gives each bite a gentle cling. Ground perilla dissolves into the liquid and turns it opaque and creamy, layering a nutty richness over the taro's mild, earthy flavor. Beef is often added for depth, its rendered fat and juices rounding out the broth, while an anchovy-kelp base underneath sharpens the umami. The soup is closely associated with Chuseok, the Korean harvest festival, when taro is freshly dug and at its peak sweetness. Cooking the taro just long enough to soften without disintegrating is the key challenge - underdone pieces are chalky and irritate the throat, while overcooked ones dissolve into the broth and lose their identity. Served hot with steamed rice, toran-guk is one of those seasonal dishes that Koreans anticipate all year and miss the moment autumn ends.

Ingredients

servings

IngredientAmountUnit

taro300 gg

perilla powder2 tbsptbsp

anchovy stock1300 mlml

minced garlic1 tsptsp

soup soy sauce1 tbsptbsp

green onion½ eaea

salt½ tsptsp

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Instructions

Read the steps as a cooking flow: prep, heat, seasoning, doneness control, and finish.

6 steps

1

Heat

Wear gloves, scrub 300 g taro clean, and briefly parboil it with the skin on.

When the outside feels slightly softened but the center is still firm, lift it out so it is easier to peel and less irritating.
2

Season

Let the taro cool just enough to handle, peel it, and rub it in salted water.

Rinse away the slippery mucilage, then cut the pieces into bite-size chunks so they cook evenly without dissolving too fast.
3

Control

Pour 1300 ml anchovy stock into a pot and bring it to a boil, then add the taro.

Lower to medium heat and simmer gently for about 18 minutes, keeping the bubbles steady but not violent.
4

Season

When the taro edges look fluffy and a chopstick slides in with slight resistance, add 1 tsp minced garlic and 1 tbsp soup soy sauce. Stir gently from the bottom so the pieces do not break apart.
5

Control

Mix 2 tbsp perilla powder with a little hot broth first, then pour it back into the pot.

Once the soup turns cloudy and creamy, simmer 8 more minutes so the nutty flavor spreads evenly.
6

Finish

Add 0.5 sliced green onion and season with 0.5 tsp salt, tasting the broth before adding all of it.

Turn off the heat before the taro crumbles into the soup, and serve it hot.

Practical Cooking Checks

The cues that matter most while cooking.

Key technique: Toran-guk features autumn taro roots simmered in a nutty, thick perilla seed broth base.
Finish cue: Add 0.5 sliced green onion and season with 0.5 tsp salt, tasting the broth before adding all of it.
Avoid this: Wear gloves when handling taro to avoid skin irritation.