Crispy pan-fried jeon made with winter napa cabbage, leftover vegetables from the fridge, and seafood
Source: YouTube[Yoon Yi-ryeon] 50-Year Cooking Secrets

Pound the napa cabbage stems with the back of a knife to flatten them evenly, then coat them lightly in a thin batter to preserve the vegetable's natural sweetness and crisp texture—this is the classic napa cabbage pancake.