Makizushi (Japanese Sushi Roll) With Canned Tuna Recipe

Name: Makizushi (Japanese Sushi Roll) With Canned Tuna Recipe
Prep time: 30 min
Total time: 30 min
Cuisine: Japanese, Asian
Ingredients: 1 tablespoon finely chopped onion; 2/3 cup canned tuna; 1 tablespoon mayonnaise; Dash of salt; Japanese hot mustard ( karashi ), optional; 4 sheets of nori (dried seaweed); 6 cups prepared sushi rice; Gari shoga (sweet pickled ginger), for garnish Soy sauce , for dipping