Tekka Don No Poke Recipe | Epicurious

Ingredients

• 1/4 cup Japanese soy sauce
• 1 tablespoon plus 1 teaspoon mirin (sweet rice wine)
• 2 teaspoons toasted sesame oil
• 1 to 2 teaspoons tobanjan (chile bean sauce), preferably a Japanese brand
• 1 teaspoon granulated sugar
• 1 pound sushi-grade tuna, cut into 1/2-inch cubes
• 1/2 medium Hass avocado, peeled, pitted, cut into 1/2-inch pieces
• 6 cups cooked short-grain white rice or cooked, vinegared short-grain white rice, warm
• 1 nori seaweed sheet
• 1/4 cup thinly sliced fresh shiso leaves (also called Japanese mint and perilla) or scallion greens
• 1 teaspoon toasted sesame seeds