Pa-kimchi

What is pa-kimchi?

Pa-kimchi is a traditional Korean kimchi made from whole green onions, salted and coated in a thick red-pepper seasoning. It is pungent, savory, hot and strongly aromatic, with a flavor that changes noticeably as fermentation progresses.

The name combines pa, meaning green onion or scallion, with kimchi, the broader Korean family of seasoned and often fermented vegetables. It is also called green onion kimchi, scallion kimchi or jjokpa-kimchi when made specifically with the slender onions known as jjokpa.

Pa-kimchi differs from familiar napa-cabbage kimchi in its construction. The onions are not shredded into pieces or heavily supplemented with other vegetables. Their own sulfur-rich flavor is the central feature.

A strong fish-sauce seasoning, glutinous rice porridge and generous Korean red-pepper flakes provide salt, body, savoriness and heat.

Pa-kimchi can be eaten immediately after preparation, while its onions remain sharply pungent and fresh, or allowed to ferment until they become softer, sourer and more complex.

It is particularly associated with Jeolla food culture in southwestern Korea, including South Jeolla, or Jeollanam-do, where assertively seasoned vegetable dishes are characteristic of many regional cooking traditions.

History and culinary background

Green onions have a long history as cultivated food plants in Korea, but the precise invention date of pa-kimchi is not established.

Korean kimchi traditions developed over centuries from vegetable salting, fermentation and seasonal preservation. Historical references to preserved vegetables do not necessarily identify the same chili-seasoned preparations eaten today.

Red chili peppers became incorporated into Korean cooking during the early modern period. That matters because modern red pa-kimchi depends on gochugaru, which cannot be assumed to have been an ingredient in every earlier salted-onion preparation.

The specific South Jeolla association is documented in contemporary regional cooking, but a historical claim that the modern recipe originated in a particular village or century would go beyond the available evidence.

Modern recipes also reflect changing agricultural and commercial ingredients. Korean cooks may buy bundles of slender jjokpa, while cooks in Europe or North America often adapt the recipe to thicker spring onions.

That substitution affects texture and the distribution of seasoning, even when the quantities remain the same.

Pa-kimchi belongs to the category of Korean side dishes called banchan. It accompanies rice and other foods rather than usually being eaten as the entire meal.

Recipe overview

Preparation

Salt, coat and ferment

Salting time

1 hour

Paste preparation

4–5 minutes heating, then 1 minute

Pepper-paste resting

30 minutes

Fermentation

About 2 weeks refrigerated, or 5–7 days at room temperature

Yield

Not specified by the original recipe

The recorded method does not give a numerical fermentation temperature or a validated final pH for this recipe.

Ingredients

One original recipe batch. US volume measures retained to avoid unsupported conversion of salt or pepper-flake quantities.

Green onions, roots removed — 3 lb — Main vegetable

Fish sauce — 1 cup — Salt, amino acids, umami

Glutinous rice flour — ¼ cup — Thickens the seasoning

Water — 3 cups — Makes the rice porridge

White or brown sugar — 2 tbsp — Sweetness and fermentable carbohydrate

Gochugaru — 1½ cups — Chili heat, color and aroma

Understanding the ingredients

Green onions contribute sulfur-containing compounds responsible for their sharp aroma. These compounds develop when onion tissue is cut or damaged, allowing enzymes and their substrates to interact. Their concentration changes as the kimchi ages.

The white bases have a different texture from the green leaves. Thick bases need particular attention during coating because their shape can prevent the paste from adhering evenly.

Fish sauce, called aekjeot, contributes salt and soluble products of protein breakdown, including amino acids. Its savory effect is much greater than would be expected from salt alone.

Fish sauces vary in salt concentration. Consequently, the recipe's cup measure cannot be converted into an exact final salt percentage without knowing the sauce composition and how much liquid is retained by the onions.

Glutinous rice flour is made from a sticky-rice variety of Oryza sativa. Despite its name, it contains no wheat gluten. Its starch forms a viscous paste when heated with water.

The paste helps the chili seasoning cling to the onion leaves instead of immediately running into the bottom of the container.

Sugar balances salt and onion pungency. Some of it may be metabolized by microorganisms, although the amount consumed depends on fermentation conditions.

Gochugaru is Korean dried red-pepper flake, generally made from cultivated Capsicum annuum peppers. Its particle size, heat and flavor vary.

Coarse Korean kimchi flakes behave differently from fine chili powder. They gradually absorb liquid and develop a paste rather than merely coloring it.

Equipment

Use a large non-reactive bowl, a saucepan, a stirring utensil, a colander and clean food-grade storage containers.

A container should have enough room for the vegetables and seasoning, with capacity for any gas production. Fermenting kimchi must not be placed in a completely sealed vessel that cannot safely release pressure.

Glass and suitable food-grade plastic are practical. Avoid reactive metal containers and damaged equipment.

Method

1. Trim and inspect the onions.

Remove roots and any tough or damaged outer leaves. Discard spoiled or visibly deteriorated pieces. The green tops and white bases are both used.

Cut the onions in half crosswise, following the original adapted recipe. This makes thick supermarket onions easier to handle while retaining recognizable lengths.

2. Wash and drain.

Wash the onions in several changes of cold water, separating clustered leaves so soil cannot remain trapped near the bases.

Drain thoroughly. Excess surface water can dilute the fish sauce and weaken the coating.

3. Salt with fish sauce.

Place the onions in a large bowl and distribute the full 1 cup fish sauce through them.

Leave for 1 hour, turning the onions every 20 minutes.

The fish sauce draws water from the onions and introduces salt into their surface tissues. Turning prevents the upper onions from receiving much less contact than those at the bottom.

4. Cook the rice porridge.

Combine ¼ cup glutinous rice flour and 3 cups water in a saucepan.

Heat over medium-high heat while stirring. The mixture should begin bubbling after approximately 4–5 minutes in the documented method.

Add 2 tablespoons sugar and stir for another minute.

The mixture becomes slightly translucent as starch gelatinizes and thickens the liquid.

5. Cool the porridge.

Remove from heat and cool thoroughly before mixing with the chili and onions.

Hot porridge would alter the vegetables and could reduce the populations of desirable microorganisms that remain on the raw ingredients.

6. Reserve the fish sauce.

Lift the onions from their bowl, leaving the liquid behind.

Do not discard it: the seasoned liquid becomes part of the kimchi paste. The amount of onion juice released may vary with the onions used.

7. Make the pepper seasoning.

Combine the cooled rice porridge, reserved fish sauce and 1½ cups gochugaru.

Mix thoroughly and leave for 30 minutes.

During this period, the dried pepper flakes absorb moisture and the paste develops a thicker, more consistent texture.

8. Coat the onions.

Return the onions to the bowl and distribute the paste gently through them.

Pay attention to the white bases, where the leaves join. The object is to coat the surfaces without crushing the delicate green stems.

Food-safe gloves can protect hands from the concentrated chili mixture.

9. Pack the kimchi.

Transfer to a clean jar or kimchi container. Arrange the onions compactly and remove large trapped air pockets.

Traditional presentation may involve gathering several slender onions into small bundles. This makes them easy to remove and serve.

Use a container designed to accommodate fermentation gas.

10. Choose fresh or fermented service.

The kimchi can be served immediately.

For the refrigerated version, the original recipe describes approximately 2 weeks of fermentation.

For a faster version, it describes 5–7 days at room temperature, depending on conditions, followed by refrigeration.

Those are culinary schedules, not verified temperature-controlled safety specifications. Monitor acidity and apply appropriate food-safety controls rather than treating elapsed time alone as proof of safety.

What happens during fermentation?

Pa-kimchi is generally a spontaneous lactic-acid vegetable ferment.

Microorganisms carried on the onions and other ingredients compete and change in abundance as the fermentation environment develops.

Green onions themselves can carry organisms from groups including Weissella, Leuconostoc and Lactococcus. These groups have been identified among organisms associated with Korean kimchi ingredients.

Lactic acid bacteria consume available carbohydrates and produce organic acids, particularly lactic acid.

As acid accumulates, the pH falls and the flavor becomes noticeably sourer.

Some kimchi microorganisms are heterofermentative. They can produce carbon dioxide and other metabolites alongside lactic acid.

This explains why a properly fermenting container may release gas.

Different species dominate at different stages, depending on temperature, salt, ingredient composition and the existing microbial population.

Fermentation also changes the onion's own flavor chemistry.

Fresh onion pungency comes partly from reactive sulfur compounds. As time passes, enzymatic and microbial changes alter these compounds and the overall sensory balance.

This is why fermented pa-kimchi can taste markedly less like raw onion even though the onions were never cooked.

The rice paste contributes texture and accessible carbohydrate, but it is not an independent fermentation starter. Cooking the flour changes the starch physically; the microbial fermentation develops afterward.

The chili flakes influence more than color. Research on kimchi has shown that red-pepper addition can alter microbial succession and the relative abundance of lactic-acid bacteria.

Consequently, changing the amount or type of chili does not necessarily produce the same fermentation with a different heat level.

Regional variations

South Jeolla preparations are particularly associated with assertive seasoning.

Some households use additional salted seafood ingredients, while others prefer a relatively short ingredient list.

A traditional Korean jjokpa preparation may retain much longer onion leaves than the adaptation using larger supermarket scallions.

Vegetarian versions can use soup soy sauce in place of fish sauce. However, this changes the salt, amino-acid and aroma profile, so it should be treated as a genuine variation rather than an identical substitution.

Some cooks introduce ginger, garlic or additional sesame-based seasoning. These are optional variations, not missing ingredients from the source batch.

The principal recipe here deliberately retains its original six ingredients.

How to eat pa-kimchi

Pa-kimchi is served as banchan alongside warm rice.

Freshly prepared onions provide crispness and sharpness against mild rice, egg dishes, tofu and meat.

More fermented pa-kimchi becomes particularly useful in cooked dishes.

Its concentrated seasoning can be incorporated into kimchi fried rice (kimchi-bokkeumbap), kimchi soup or stews.

The remaining chili paste can flavor kimchi pancakes or other vegetable dishes.

There is a practical difference between serving fresh and mature batches. The former contributes a clean onion bite; the latter contributes more acidity and softened, integrated flavors.

Both are recognized ways of enjoying the food.

Recognizing successful results

Fresh pa-kimchi should have recognizable onion texture and a well-distributed seasoning.

As it ferments, increasing sourness, some softening and gas production may be observed.

A clear shift toward acidic aroma can be expected, but odor and bubbling do not establish safety on their own.

A thin layer of liquid collecting near the bottom is not necessarily a defect. The onion tissues continue to release moisture.

Unexpectedly slimy decomposition, rotten odors, substantial fuzzy mold or other visible contamination indicate a failed batch.

Do not attempt to rescue visibly spoiled kimchi by adding more salt or chili.

Safety and storage

The recipe does not establish a validated finished pH, salt concentration or microbiological shelf life.

Its room-temperature fermentation schedule should therefore not be presented as a universally safe process independent of kitchen temperature.

Use clean equipment, suitable ingredients and a fermentation container that accommodates gas pressure.

Maintain appropriate contact between vegetables and their seasoning or liquid, monitor acidity where possible, and refrigerate the product when fermentation reaches the intended stage under a controlled method.

The presence of fish sauce makes this recipe unsuitable for people with fish allergy and means it is not vegetarian.

Do not treat refrigerated kimchi as commercially shelf-stable. It is not a water-bath-canning recipe, and ordinary sealing does not make it safe for unrefrigerated storage.