
What Is an Onsen Egg? Japan’s Unique Hot Spring-Cooked Delight
Defining onsen eggs What exactly is an onsen egg? An onsen egg, or onsen tamago in Japanese, is a traditional Japanese dish historically made by gently cooking an egg in the naturally heated waters of an onsen (hot spring). The result is a delicately textured egg with a softly set white and a rich, creamy yolk. The traditional cooking method…