These saucy, umami-rich noodles strewn with tuna and topped with spicy bread crumbs are a perfect example of a low-effort, high-reward dinner. The bright miso-ginger dressing comes together quickly and easily—mostly an exercise of gathering a few bottles on the counter—and is ready in the time it takes to cook the noodles. And from there, all that’s required is tossing the warm noodles with the dressing, a handful of greens, and tuna—then topping with a zippy mix of toasted panko, sesame…