Gangjeong Crunch Cookies (Korean Rice Flour Nut Cookies)

Quick answer

Total time: 34 min
Level: Medium
Servings: 4 servings
Ingredients: 10

About this dish

Gangjeong crunch cookies translate the airy, shattering texture of traditional Korean gangjeong into a baked cookie that can be made at home and carried anywhere.

Blending glutinous rice flour into the dough changes the bake fundamentally: the cookies spread thinner than all-wheat versions and develop a brittle, cracker-like snap that sets them apart from soft or chewy alternatives. Rice syrup or honey serves as the sweetening binder in place of plain sugar, contributing a faint grain fragrance and enough tackiness to fix toppings of sesame seeds, sunflower seeds, or pumpkin seeds firmly to the surface before baking. The cookies look done before they are, so trusting the timer matters; pulling them too early results in a soft center that never fully crisps. Crunch solidifies completely only once the cookies have cooled for fifteen minutes outside the oven. Swapping butter for vegetable oil thins the spread further and amplifies the crunch. With every chew the toasted grain and nut flavors deepen gradually, making each bite more satisfying than the last. Stored in an airtight container after fully cooling, they hold their snap for three days or more, making them practical for gifting. The cookies carry the spirit of a Korean holiday confection in a lightweight, portable format.

Ingredients

servings

IngredientAmountUnit

all-purpose flour170 gg

glutinous rice flour40 gg

baking soda3 gg

salt2 gg

unsalted butter100 gg

dark brown sugar90 gg

honey25 gg

egg1 pcspcs

toasted puffed rice45 gg

sesame seeds12 gg

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Instructions

Read the steps as a cooking flow: prep, heat, seasoning, doneness control, and finish.

6 steps

1

Season

Preheat the oven to 175C and line a baking sheet with parchment.

Sift together 170 g all-purpose flour, 40 g glutinous rice flour, 3 g baking soda, and 2 g salt so the dry mix is even and lump-free.
2

Season

Beat 100 g softened unsalted butter with 90 g dark brown sugar until the mixture looks lighter and smooth.

Add 25 g honey and 1 egg, then mix just until combined so the batter stays emulsified and does not separate.
3

Heat

Add the sifted dry ingredients to the butter mixture and fold with a spatula, scraping the bottom of the bowl.

Stop as soon as no white flour streaks remain, because overmixing makes the cookies tougher and less delicate.
4

Step

Fold in 45 g toasted puffed rice and 12 g sesame seeds at the end with a light hand.

Avoid crushing the puffed rice, then chill the dough for 15 minutes so it firms before the grains soften.
5

Heat

Scoop the dough by spoonfuls onto the prepared sheet, leaving generous space because the rice flour helps it spread thin.

Bake at 175C for 12-14 minutes, until the edges are brown and set while the centers still look slightly soft.
6

Heat

Let the cookies rest on the baking sheet for 5 minutes so they firm enough to move without breaking.

Transfer to a wire rack and cool 15 minutes fully; for extra crunch, dry-bake 3 more minutes at 160C.

Practical Cooking Checks

The cues that matter most while cooking.

Key technique: Rice flour nut cookies using glutinous rice to replicate the crunch of traditional gangjeong.
Finish cue: Bake at 175C for 12-14 minutes, until the edges are brown and set while the centers still look slightly soft.
Avoid this: Avoid crushing the puffed rice, then chill the dough for 15 minutes so it firms before the grains soften.
Storage and reheating: Stored in an airtight container after fully cooling, they hold their snap for three days or more, making them practical for gifting.