Cheonggukjang, The Fermented Soybean Superfood You Need to Try! 24 Apr 2025 1. What is Cheonggukjang? Cheonggukjang (청국장) is a traditional Korean fermented soybean paste known for its strong aroma, rich umami flavor, a… Cheonggukjangfermented foodHealthy EatingKorean Cuisinekorean foodprobioticssuperfood