Kimchi Kongnamul-guk
김치콩나물국·(gim-chi-kong-na-mul-guk)
The Morning Guk & Bap: Everyday Breakfasts
If there is an aroma that defines survival on a Sunday morning in a Korean household, it is the sharp, tangy steam rising from a bubbling pot of Kimchi Kongnamul-guk. This is the ultimate restorative, a fiercely comforting bowl built on the funky depths of heavily aged kimchi and the humble soybean sprout. While purists might preach the virtues of gutting dried anchovies at dawn, modern Korean grandmothers have embraced the sheer brilliance of condensed stock coins for their weeknight broth. The secret here isn't endless labor—it's managing chemistry. You must use old, profoundly sour kimchi, and you must respect the lid rule: when the sprouts hit the broth, keep the lid off entirely to let the grassy, fishy enzymes evaporate into the ether.
Ingredients
- water6 cup
- Korean anchovy-seafood stock coins3 small
- sour kimchi2 cup
- kimchi brine1/4 cup
- Korean soybean sprouts8 oz
- garlic1 tbsp
- gochugaru1 tsp
- guk-ganjang1 tbsp
- saeujeot1 tsp
- scallions2 med
- Korean green chili1 med
Method
- 01
Build the broth.
In a medium, heavy-bottomed pot, combine the water and the stock coins over medium-high heat and bring to a rolling boil.
- 02
Steep the kimchi.
Add the chopped sour kimchi, the kimchi brine, and the gochugaru to the boiling broth and boil vigorously for 5 minutes. This infuses the broth with deep, tangy flavor without boiling the cabbage to mush.
- 03
Drop the sprouts and leave the lid off.
Add the soybean sprouts and minced garlic to the pot, but do not put the lid on. Let the soup boil vigorously for 4 to 5 minutes so the sprouts turn tender but retain a pleasant crunch, allowing any volatile, raw aromas to safely evaporate.
- 04
Season and balance.
Lower the heat to a simmer and stir in the guk-ganjang and saeujeot. If your kimchi was aggressively sour, stir in a tiny pinch of sugar to round out the harsh edges.
- 05
Garnish and serve.
Turn off the heat and stir in the sliced scallions and fresh chili peppers. Ladle the hot soup into bowls and serve immediately, ideally dropping your white rice directly into the bowl for the ultimate gukbap experience.
Notes
The lid rule is non-negotiable.
Soybean sprouts contain an enzyme that releases a raw, fishy smell when heated. You must either keep the lid firmly shut the entire time they cook, or leave it completely off. Leaving it off is the most foolproof method for a clean-tasting broth.
Respect the roots.
Do not substitute mung bean sprouts, which are too delicate and lack the required hearty crunch. Leave the long roots on the soybean sprouts—that is exactly where the hangover-curing amino acids live.
Sourcing the right seasonings.
Guk-ganjang (soup soy sauce) is lighter and saltier than standard soy sauce; if you cannot find it, substitute a high-quality fish sauce. Never use standard soy sauce here, as it will muddy the color and add a cloying sweetness.
From Cook Korean in America.