🍜Oyster Tempura Sobaカキの天ぷらそば 1000cc water1 kombu 50g tempura powder80cc soda ◆1000cc water◆1kombu40g katsuobushi ◆Dashi : soup stock50cc mirin50cc shirodashi50cc soy sauce ◆tempura skin150g oyster soba soup60g longleek 280g sobamitsuba