KOREAN HOME COOKING

Nogak Bokkeum (노각볶음): Stir-Fried Mature Cucumber

노각볶음 · Nogak Bokkeum

Mature cucumber is salted, squeezed, and flash-fried with perilla oil, salted shrimp, and whole perilla seeds for an unexpectedly nutty summer banchan.

Total time55 minYield6 servingsDifficultyEasy

Editorial guidance updated September 16, 2026 · Not a claim of kitchen testing

QUICK ANSWER

What to know before you cook

Mature cucumber is salted, squeezed, and flash-fried with perilla oil, salted shrimp, and whole perilla seeds for an unexpectedly nutty summer banchan.

Nogak Bokkeum (노각볶음) takes about 55 minutes and makes 6 servings. It is rated easy and the finished dish is mild. Omit the red chile or replace it with red bell pepper.

The key cooking cue: The hard squeeze matters: excess water turns a quick stir-fry into a braise.

WHY THIS DISH MATTERS

A little cultural context

Nogak is a cucumber deliberately allowed to mature until its skin thickens and flavor deepens. Korean cooks usually make it into a cool muchim; frying it is a clever way to concentrate its sweetness.

INGREDIENTS

What you'll need

Both systems are shown so you can cook without converting.

IngredientUSMetric
Mature cucumbers (nogak)2 mediumabout 1.2 kg
Onion1/2 medium100 g
Scallions330 g
Red chile115 g
Coarse sea salt2 tbsp30 g
Corn syrup4 tbsp60 ml
Perilla oil2–3 tbsp30–45 ml
Salted shrimp1 tbsp18 g
Whole perilla seeds1 tbsp10 g

COOKING WEBTOON

Cook it panel by panel

A quick visual memory guide for the whole recipe.

5 cute steps
  1. Seed and slice. Cute sequential cooking webtoon for Nogak Bokkeum (노각볶음): Stir-Fried Mature Cucumber
    1

    Seed and slice

    8 minutes

    Peel the cucumbers, halve lengthwise, and scrape out the mature seeds. Slice the flesh 1/4 inch/5 mm thick.

  2. Draw out the water. Cute sequential cooking webtoon for Nogak Bokkeum (노각볶음): Stir-Fried Mature Cucumber
    2

    Draw out the water

    30 minutes

    Toss with salt and corn syrup and leave for 30 minutes. Rinse once, then squeeze very firmly in a clean towel.

  3. Prepare the aromatics. Cute sequential cooking webtoon for Nogak Bokkeum (노각볶음): Stir-Fried Mature Cucumber
    3

    Prepare the aromatics

    3 minutes

    Thinly slice the onion and finely slice the scallions and red chile.

  4. Stir-fry. Cute sequential cooking webtoon for Nogak Bokkeum (노각볶음): Stir-Fried Mature Cucumber
    4

    Stir-fry

    6 minutes

    Warm 2 tablespoons perilla oil over low heat. Cook the onion for 2 minutes, add scallion for 1 minute, then raise to medium-high and fry the cucumber for 2 to 3 minutes.

  5. Season and stop. Cute sequential cooking webtoon for Nogak Bokkeum (노각볶음): Stir-Fried Mature Cucumber
    5

    Season and stop

    1 minute

    Add salted shrimp, perilla seeds, and red chile. Toss for 30 to 60 seconds and remove from heat while the cucumber still has a light bite.

AI-assisted illustration. Follow the written recipe below for exact measurements, doneness, and food-safety details.

DIRECTIONS

How to make it

  1. 01

    Seed and slice · 8 minutes

    Peel the cucumbers, halve lengthwise, and scrape out the mature seeds. Slice the flesh 1/4 inch/5 mm thick.

  2. 02

    Draw out the water · 30 minutes

    Toss with salt and corn syrup and leave for 30 minutes. Rinse once, then squeeze very firmly in a clean towel.

  3. 03

    Prepare the aromatics · 3 minutes

    Thinly slice the onion and finely slice the scallions and red chile.

  4. 04

    Stir-fry · 6 minutes

    Warm 2 tablespoons perilla oil over low heat. Cook the onion for 2 minutes, add scallion for 1 minute, then raise to medium-high and fry the cucumber for 2 to 3 minutes.

  5. 05

    Season and stop · 1 minute

    Add salted shrimp, perilla seeds, and red chile. Toss for 30 to 60 seconds and remove from heat while the cucumber still has a light bite.

COOK WITH CONFIDENCE

Fix common problems

Use the symptom, likely cause, and rescue step while you cook.

Cucumber steams instead of frying

Likely causeSalted cucumber was not squeezed firmly enough.

How to fix itAfter the brief rinse, squeeze with a clean towel and fry in a wide pan. Stop while it retains a bite.

Finished side tastes salty

Likely causeBrine salt remained before salted shrimp was added.

How to fix itRinse and squeeze at the prescribed stage; add salted shrimp gradually. Fold in extra unseasoned cooked cucumber to dilute an overly salty batch.

SHOP & SUBSTITUTE

Cook it anywhere

Ingredient swaps

Mature cucumberUse 4 large, firm English cucumbers; peel, seed, and reduce salting to 20 minutes.

Whole perilla seedsUse toasted sesame seeds, though the aroma will differ.

Salted shrimpUse 2 teaspoons fish sauce.

Korean pantry guide

Perilla oil →들기름 · deulgireum

A fragrant Korean finishing oil pressed from toasted perilla seeds.

Search: Korean toasted perilla oil deulgireum
🍚

Serve it with

  • Barley rice
  • Doenjang jjigae
  • Grilled fish
🌶️

Spice level

Mild. Omit the red chile or replace it with red bell pepper.

♨️

Storage & serving

Refrigerate for up to 3 days. Serve cool or let it lose its chill; reheating softens the cucumber.

REAL COOK QUESTIONS

Good questions, clear answers

Short answers for substitutions, heat level, make-ahead cooking, and serving.

What can I substitute for Mature cucumber in Nogak Bokkeum (노각볶음)?

Use 4 large, firm English cucumbers; peel, seed, and reduce salting to 20 minutes.

Is Nogak Bokkeum (노각볶음) spicy?

Mild. Omit the red chile or replace it with red bell pepper.

Can I make Nogak Bokkeum (노각볶음) ahead of time?

Refrigerate for up to 3 days. Serve cool or let it lose its chill; reheating softens the cucumber.

What should I serve with Nogak Bokkeum (노각볶음)?

Serve it with Barley rice, Doenjang jjigae, Grilled fish.

# nogak# Korean banchan# perilla oil# cucumber