Dried Fruits & VegetablesKorean Ingredient GlossaryVegetables Fiddlehead Fern (Gosari) by Emily September 4, 2025 by Emily September 4, 2025 Interested in Korean cooking? If so, you need to learn about the ingredients. Here, we discuss fiddlehead fern aka fernbrake (gosari). 0 FacebookTwitterPinterestEmail