Korean Potato Hand-Torn Dough Soup

The dough must be kneaded until it reaches the soft, elastic consistency of an earlobe - mixing to that point develops enough gluten to make the dough extensible and pliable, so that when pinched off it stretches thin rather than tearing in thick clumps. Resting the dough in the refrigerator for at least thirty minutes relaxes the gluten and makes it even more cooperative during tearing. When the dough is pulled apart, the technique matters: pressing the edges thin between the thumbs before tearing creates an irregular piece that is thick in the center and thin at the edges, so a single piece offers both the chewy resistance of the thick core and the delicate, almost noodle-like texture of the thin perimeter in the same bite. As the potatoes cook through and begin to soften, they release starch directly into the broth, building a naturally thickened, slightly viscous body without any roux or added thickener. Zucchini contributes mild sweetness and a soft texture that contrasts with the dense dough pieces. Soup soy sauce provides seasoning while keeping the broth's color clear and pale. Sliced green onion and cheongyang chili stirred in toward the end add depth and a gentle heat. A shower of roasted seaweed flakes on top finishes the bowl with a nutty, oceanic note.