Desserts & Drinks
Gangjeong (Puffed Rice Candy)
Prep
15 min
Cook
15 min
Servings
12
Steps
- 1
Line a baking pan with parchment and lightly oil it.
- 2
Combine the puffed rice and sesame seeds in a large bowl.
- 3
In a saucepan, heat honey, sugar, water, and oil together, stirring until the sugar dissolves.
- 4
Continue heating until the syrup thickens slightly and coats the back of a spoon.
- 5
Pour the hot syrup over the puffed rice mixture and stir quickly to coat everything evenly.
- 6
Transfer the mixture to the prepared pan and press it down firmly and evenly while still warm.
- 7
Let it cool completely, then cut into bars or squares.
Did you know — Korean culture
Gangjeong is traditionally made around harvest time and major holidays, when rice and grain were freshly available in quantity — puffing and binding the grains with syrup turned a humble staple crop into a celebratory sweet without needing imported sugar or exotic ingredients. Regional versions vary by whatever grain or seed was locally abundant, which is why you'll find rice, sesame, and bean versions all sharing the same name.
The syrup needs to reach the right consistency before it ever touches the puffed rice — thick enough to coat a spoon, not thin and watery. Undercooked syrup won't set properly once cooled, leaving you with a mixture that never firms up into bars.
Once the hot syrup hits the puffed rice, speed matters. The syrup starts setting as soon as it cools, so stirring quickly and pressing the mixture into the pan while it's still warm and pliable is what gives gangjeong clean edges — hesitate too long and it hardens into a crumbly, uneven mess instead of a solid bar.
Gangjeong is traditionally made around harvest time and major holidays, when rice and grain were freshly available in quantity — puffing and binding the grains with syrup turned a humble staple crop into a celebratory sweet without needing imported sugar or exotic ingredients. Regional versions vary by whatever grain or seed was locally abundant, which is why rice, sesame, and bean versions all share the same name.
Troubleshooting
Bars falling apart instead of holding together? The syrup likely wasn't cooked long enough — it needs to visibly thicken and coat a spoon before it goes anywhere near the puffed rice.
Mixture hardening before you can press it into the pan? Work faster next time — have the pan lined and ready before the syrup finishes cooking, since the window to shape it is short.
Gangjeong tasting burnt or bitter? The syrup was likely cooked too long or at too high a heat — pull it as soon as it thickens rather than pushing for a deeper color.