Ingredient Intelligence

Most premium rice earns its reputation by being unobtrusive. Low protein, soft texture, dissolving gracefully when it hits your palate. Shin Dongjin is built differently. Its grains are visibly larger. Its protein is higher. Cooked, it does not melt. It holds.

And yet, for five consecutive years through 2022, it was the single most widely cultivated rice variety in Korea. That is not a marketing claim — it is an agronomic fact about what Korean growers and consumers chose, repeatedly, at scale. The grain that should not have won on flavor metrics did anyway. The reason is in the texture.

Where the Name Comes From

The Dongjin River runs through North Jeolla Province, in the southwestern reaches of the Korean peninsula, feeding the vast plains of Honam — one of Korea's oldest and most productive rice-growing regions. "Shin" means new. The name is a direct declaration: a variety born of this river, this soil, this agricultural legacy.

Developed by Korea's Rural Development Administration, Shin Dongjin was bred from a cross of Hwayeong and a high-yield line (YR13604-Acp22). The combination was deliberate: Hwayeong for eating quality, the yield line for agronomic stability. The result was a mid-to-late maturing variety that farms reliably across the Honam plains and produces a grain with an unusual profile — large, firm, and structurally intact under heat.

Kim'C Market sources its Shin Dongjin from Gokseong, a farming county in the upper Seomjin River basin in Jeolla Province. Around 70% of Gokseong's cultivated land is paddy — approximately 6,500 hectares — with soils composed primarily of loam and sandy loam. That combination gives good drainage without sacrificing fertility: moisture moves through at a rate that keeps root health stable without waterlogging. Annual rainfall averages 1,426mm, enough to sustain paddy irrigation without heavy intervention. The result is a growing environment where Shin Dongjin's density develops consistently, season to season.

What Makes It Work

Shin Dongjin sits at the counter-conventional end of the Korean short-grain spectrum.

Protein: 7.6%. Higher than most premium Korean rice varieties, which typically range from 5.5% to 6.5%. Conventionally, higher protein means less desirable table rice — harder texture, less pronounced sweetness. Shin Dongjin challenges that rule. The protein here contributes to a grain that holds structure under sustained heat, resists clumping, and maintains separation in preparations that would turn softer rice to paste. It also means slower moisture penetration — worth knowing at the soaking stage.

Amylose: 18.6%. Toward the upper end of the typical range for Japanese-style short-grain rice (17–20%). Higher amylose reduces stickiness and increases the tendency toward grain separation. In a high-heat pan application, that matters directly: each grain stays distinct. In a braised application, it holds shape rather than absorbing sauce and swelling. In ambient-temperature service, it does not congeal.

Grain size: 27.7g per 1,000 grains. Roughly 30% heavier than typical Korean short-grain varieties. The grain is not just larger — it is noticeably denser when you rinse it. That density is the structural basis for everything this rice does in the pan.

These three numbers, together, describe a grain that performs differently from the soft, yielding Korean rice most chefs default to. It is not the grain that blends into a dish. It is the grain that stays present.

Where Shin Dongjin Works — And Where It Doesn't

Where it earns its place:

Wok and high-heat applications. This is the clearest use case. At high heat with bold seasoning — soy, sesame, fermented elements — Shin Dongjin stays separate, absorbs flavor without dissolving, and produces the textural distinction that makes fried rice worth eating. Start with rice that has cooled overnight. Reduce water by approximately 10% at cook time for better grain separation.

Sauce-adjacent plating. Under a heavy braise or rich glaze, softer rice absorbs too fast and loses structural definition. Shin Dongjin should hold its shape alongside heavy sauces without collapsing — worth testing for presentations where the grain needs to remain distinct on the plate.

Grain bowl compositions. Preparations where individual grain definition matters — bibimbap, donburi, composed bowls with multiple toppings — benefit from the separation this rice provides naturally.

Extended holds. Ambient-temperature service, passed snacks, catered formats where rice needs to hold without congealing. The higher amylose and protein structure means the grain holds its texture longer at room temperature.

Risotto-style applications. Counterintuitive, but the firm core and lower starch release compared to traditional risotto rice means the grain stays intact through extended stirring. The result is structurally different from Arborio-based risotto — less creamy, more textured — but that distinction may be the point for chefs looking for something that reads as Korean without being literal about it.

Nurungji. If there is one application where this variety has an obvious home, it is here. Shin Dongjin in a cast iron pan over high heat, pushed until the bottom layer crisps — the density and firm structure mean the crust develops cleanly. It does not go mushy at the edges before the base catches.

Where it is the wrong call:

Plain presentation as a standalone rice course, if the expectation is the soft, glossy, yielding grain of a classic Korean table rice. Shin Dongjin is not that. Delicate preparations where the rice is meant to dissolve into the background — alongside a refined broth, for example — may work better with a lower-protein, lower-amylose variety. Any application that relies on the rice being effortlessly soft and cohesive is not where Shin Dongjin performs best.

Milling and Freshness

Same logic as coffee. Same reason you'd rather grind fresh.

Once rice is milled, oxidation begins. The aromatic compounds that make freshly milled rice distinctive — the clean starch character, the slight sweetness — degrade over weeks and months, even in sealed packaging. A bag that has been sitting in a warehouse for three months delivers a fraction of what this grain is capable of.

Kim'C Market mills to order in New York. The grain arrives in the state it was grown in, and milling happens after your order is placed.

For Shin Dongjin specifically: the firm structure and higher protein make the 100% white milling the default recommendation. It cooks cleanly and allows the textural characteristics of the variety to come through fully. The 70% milling level retains more bran and adds a slightly earthier, nuttier note — worth considering for grain bowl or warm bowl applications where some texture variation is useful. Brown rice is available but significantly changes the cooking dynamic: longer cook time, firmer core, substantially different texture profile.

One practical note on soaking: because Shin Dongjin grains are denser and larger, soaking in cold water for 20 to 30 minutes before cooking improves moisture penetration. For fried rice applications, skip the soak and cook slightly drier — the goal is separation, not full hydration.

Shin Dongjin is not the rice for every application — and that is the point. It has a defined role, and within that role it performs with a consistency that softer, lower-protein varieties cannot match. High heat, bold sauces, ambient holds, nurungji. If any of those are part of your program, this is the grain worth knowing.

The texture does not ask to be noticed. It just does not get out of the way when things get difficult.

→ Order Shin Dongjin 30lb — biz.kimcmarket.com

Wholesale pricing available after account registration. Five milling levels: white, 70%, 50%, 30%, brown.

FAQ

What about blending?

If you want to moderate the firmness without losing the grain separation quality, a small proportion of a lower-amylose, lower-protein variety will move the texture toward softer and more cohesive. If you want more aromatic character alongside the structure Shin Dongjin provides, a small proportion of a fragrant Korean variety works without compromising grain integrity. Ratio testing is required — there is no standard formula that applies across preparations.

Recommended milling level?

100% white for most applications. The grain's structural properties carry through regardless of milling level, but full milling produces the cleanest cook and the most predictable texture. 70% is worth testing for warm grain bowl applications. For fried rice or wok applications, 100% white is the straightforward call.

Does soaking change how it performs?

Yes, more than with most Korean short-grain varieties. Because the grain is larger and denser, soaking for 20 to 30 minutes before cooking helps moisture reach the core of each grain before the exterior softens. For fried rice or high-heat applications, omit the soak and cook slightly drier — the separation is more important than full hydration there. Know that going in.

Refrigerated storage required?

After opening, airtight and cool. The milling freshness that justifies the price is also the thing most affected by exposure to ambient air and heat. A 30 lb bag cycled through a high-volume operation in a week or two does not need refrigeration — just keep it sealed. For lower-volume kitchens, refrigeration is the right call. If you ordered it fresh-milled, protecting that freshness is part of getting the value from it.