Maguro nigiri sushi is a classic sushi dish that features a slice of fresh tuna on top of a small mound of sushi rice. To make this dish, you will need fresh maguro tuna, sushi rice, soy sauce, wasabi, and pickled ginger. Start by cooking the sushi rice according to the package instructions. While the rice is still warm, shape it into small oblong mounds using wet hands. Slice the maguro into thin pieces and place a slice on top of each rice mound. Serve the maguro nigiri sushi with soy sauce, wasabi, and pickled ginger on the side. Dip each piece of sushi into the soy sauce, adding a small amount of wasabi and pickled ginger for extra flavor. The maguro nigiri sushi is a classic and delicious way to enjoy the rich flavor and buttery texture of fresh tuna.