Korean Spring Blue Crab Stew
Quick answer
Kkotgetang is a classic Korean spicy crab stew made with 600g of whole blue crab simmered until the shells release their full flavor into the broth.
What makes this special
- Kkotgetang concentrates the sweet essence of fresh spring blue crabs in a spicy broth supported by a savory touch of fermented soybean paste.
- 600g blue crab provides the concentrated crab stock base
- Spring season crab is flesh-full with noticeably sweeter meat
Key ingredients
Core cooking flow
- 1 Scrub 600g of blue crab under running water with a brush, especially around the legs and shell joints.
- 2 Slice 150g of Korean radish thinly so it softens quickly, and cut 80g of zucchini into 0.5cm pieces.
- 3 Put 900ml of water, the radish, and 0.5 tablespoon of doenjang in a pot, then dissolve the paste fully.
Kkotgetang is a classic Korean spicy crab stew made with 600g of whole blue crab simmered until the shells release their full flavor into the broth. Gochugaru and a touch of doenjang season the liquid with heat and fermented depth, while radish and zucchini turn sweet as they absorb the crab-infused stock. Two Cheongyang chilies push the spice level higher, and green onion adds a fresh finish. Picking the crab meat from the shell while sipping the hot, briny broth is half the enjoyment. Spring blue crabs are prized for their fuller flesh, making that the ideal season to prepare this dish.
Instructions
Read the steps as a cooking flow: prep, heat, seasoning, doneness control, and finish.
- 1Heat
Scrub 600g of blue crab under running water with a brush, especially around the legs and shell joints.
Remove the apron and gills, cut the bodies in half, and let excess water drain before cooking.
- 2Heat
Slice 150g of Korean radish thinly so it softens quickly, and cut 80g of zucchini into 0.5cm pieces.
Slice the onion, green onion, and 2 Cheongyang chilies before the pot starts boiling.
- 3Control
Put 900ml of water, the radish, and 0.5 tablespoon of doenjang in a pot, then dissolve the paste fully.
Bring it to a strong boil over high heat and cook about 7 minutes until the radish looks partly translucent.
- 4Control
Add the prepared crab, 1 tablespoon of minced garlic, and 1.5 tablespoons of gochugaru.
When the broth returns to a boil, lower to medium heat and simmer 10 minutes, until the shells turn red and the broth smells rich.
- 5Control
Add the zucchini, onion, and Cheongyang chilies, then simmer 6 more minutes.
Once the zucchini edges soften, stir gently and only as needed so the crab meat does not break apart in the broth.
- 6Finish
Add 0.5 stalk of sliced green onion and simmer for 2 minutes to finish the aroma.
Skim off surface foam, check that the broth is not too salty or harsh, and serve the stew while hot.
After the steps
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Continue with shared ingredients, meal pairings, or a similar method.
Recipes That Go Well With This
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Kkotge haemul jjigae is a Korean seafood stew that combines blue crab, Manila clams, and shrimp in 1.2 liters of anchovy-kelp stock to build the most layered possible ocean flavor. Each shellfish contributes a distinct profile to the broth: blue crab adds a sweet, nutty richness from the body and roe, clams release a clean briny depth, and shrimp fold in their characteristic sweetness and concentrated umami. Together they create a broth with complexity that no single ingredient could produce on its own. Radish and zucchini absorb the seafood-infused liquid as they cook, becoming tender and carrying the flavor deep into their flesh. Doenjang and gochugaru form the seasoning backbone, layering fermented savoriness and spice into what would otherwise be a straightforward clear broth. Cheongyang chili and sliced green onion go on last, brightening the surface and extending the clean, cool finish that is the hallmark of well-made Korean seafood stew. Adding the crab first and letting it simmer before introducing the other shellfish is the key step -- it gives the stock time to take on the crab's full flavor before everything else goes in.
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Kkotge tang doenjang is a Korean blue crab stew that uses a full 800g of crab simmered in a doenjang-forward broth, where fermented soybean paste and the crab's natural essence are the two dominant flavors. As the shells cook, they release a deeply savory stock, and radish, zucchini, and onion simmer in that liquid and add layers of sweetness and body. Unlike the more common spicy gochujang-based crab stews, this version leads with doenjang's earthy depth and fermented complexity. Gochugaru and Cheongyang chili provide a secondary heat that balances the richness without taking over. Adding tofu keeps the texture varied and lightens the heaviness of the broth slightly. The crabs turn a vivid orange as they cook, a reliable visual cue that the meat is ready to pull cleanly from the shell. The fermented character of the doenjang suppresses any fishy edge from the crab, making the stew approachable even for those who do not normally gravitate toward shellfish. Served with rice to soak up the broth, it makes a satisfying complete meal.
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Tips
Nutrition (per serving)
Variations
Blue Crab Stew with Doenjang Base
This blue crab stew uses doenjang for earthy depth with sweet sea flavor. Fresh chili adds clean heat and sharper umami.