Cooking in
British Columbia
Korean
Sigeumchi-Namul — Spinach Banchan with Blanch Timing (시금치나물)
Sigeumchi-namul (시금치나물) is the touchstone of Korean vegetable banchan technique — blanched spinach dressed in sesame oil, guk-ganjang, garlic, and sesame seeds. Its near-universal presence on Korean tables (restaurant, home, and school cafeteria alike) makes it deceptively familiar; its actual preparation reveals precise blanching timing, temperature control, and moisture management. The goal is spinach that is bright green, silky but not slimy, and carrying its dressing evenly through every strand — not watery, not over-cooked, and not under-dressed.
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I
The Market List
The benchmark for each ingredient, and who stocks it near you. Tap a stockist to go straight to the product.
300 g
fresh spinach
roots trimmed, leaves intact
Your own market
1 tsp
fine salt
for the blanching water
Your own market
For the dressing
1 tbsp
guk-ganjang (국간장)
light Korean soup soy sauce; primary seasoning
Not yet stocked in British Columbia
1 tbsp
sesame oil
Your own market
1 tsp
garlic
finely minced
Your own market
½ tsp
sugar
Your own market
1 tsp
sesame seeds
toasted
Not yet stocked in British Columbia
II
The Method
1
Bring a large pot of water to a vigorous boil and add the salt, so the water is seasoned and the spinach enters at full temperature without dropping the boil. Prepare a bowl of ice water large enough to submerge the spinach entirely.
2
Add the spinach to the boiling water and blanch for exactly 30–45 seconds, watching for the moment the leaves are uniformly wilted and intensely bright green — that colour is the signal that the heat has done its work without beginning to dull. Not a second longer; 60 seconds is sufficient to destroy both colour and texture.
3
Transfer the spinach immediately to the ice water so the residual heat inside the leaves stops carrying the cook forward on its own. Hold for 30 seconds, no more, to arrest the cooking precisely.
4
Lift the spinach from the ice water and squeeze it firmly between both hands; then squeeze again, so no water remains to dilute the dressing and turn the finished dish flat and wet. This is where the dish lives or dies — properly squeezed spinach forms a firm, compact ball with no water dripping from it; insufficient squeezing produces a diluted, flat dressing and a disagreeable wet texture.
5
Set the squeezed spinach aside at room temperature for a few minutes, so the chill from the ice bath eases off and the sesame oil has a surface it can cling to rather than sliding away. It should be slightly cool but not refrigerator-cold before dressing.
6
Combine the guk-ganjang, sesame oil, minced garlic, and sugar in a bowl, then add the spinach and toss, separating the strands with your fingers so the dressing reaches every leaf evenly rather than pooling in the centre of a compressed clump. The finished namul should look uniformly glossy and smell of sesame and garlic.
7
Transfer to a serving dish and scatter the toasted sesame seeds over the surface. Taste: the namul should be clean and bright, with no raw edge and no wateriness — adjust with a few drops more guk-ganjang if required.
III
Quality Hierarchy
01
Reserve — Young flat-leaf spinach from a specialist Korean market, harvested in cool weather; its shorter, more tender stems require no trimming beyond the root. Combined with cold-pressed sesame oil and hand-harvested guk-ganjang, this is the version a Korean chef evaluates for technique.
02
Estate — Loose-leaf baby spinach from a farmers' market or quality greengrocer; stalks remain tender. A good-quality bottled guk-ganjang and a mid-range, unblended sesame oil.
03
Market — Bagged supermarket spinach, well rinsed. Standard supermarket guk-ganjang or a light Japanese soy sauce used in its place; commercially produced sesame oil.
04
House — Any available fresh spinach. The technique — precise blanching, immediate ice bath, thorough squeezing, and correct dressing ratios — remains unchanged regardless of the spinach's provenance and rescues modest ingredients.
IV
Sensory Tests
◇Sight. Blanched spinach is uniformly wilted and intensely bright green — no dull or olive-drab patches.
◇Touch. Squeezed spinach forms a firm, compact ball; no water drips when pressure is applied.
◇Sight. Dressed namul is uniformly glossy, with the dressing coating every strand rather than pooling at the base of the dish.
◇Smell. The finished dish smells of sesame and garlic with no trace of raw or boiled-water notes.
◇Where it lives or dies. The squeezing step decides the dish: spinach insufficiently wrung of moisture carries no dressing evenly and collapses into a watery, flat-tasting banchan.
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VI
What to Pour
Sigeumchi-namul is served within a banchan array rather than paired with a single beverage. Its clean, light savouriness is suited to a cold, lightly roasted barley tea (boricha), which echoes the dish's restraint, or to a dry, low-tannin makgeolli whose mild effervescence offsets the sesame oil without overwhelming the spinach's delicacy.
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The working kitchen