In a medium bowl, combine the drained tuna, mayonnaise, sriracha, soy sauce, sesame oil, and lime juice. Stir until creamy and well mixed. Taste and adjust the spice level as needed.
2 cans tuna in water, ¼ cup mayonnaise, 1 ½ tablespoons sriracha, 1 teaspoon soy sauce, ½ teaspoon sesame oil, 1 teaspoon lime juice
Cook the sushi rice according to package directions. While it’s still warm, stir in the rice vinegar for a subtle tang (optional). Divide the cooked rice into 4 serving bowls.
2 cups cooked sushi rice, ½ teaspoon rice vinegar
Arrange cucumber slices, nori strips, and any optional toppings like avocado or shredded carrots around the rice.
1 medium cucumber, 1 nori sheet
Add a generous scoop of spicy tuna to the center of each bowl. Top with green onions and a sprinkle of sesame seeds.
1 teaspoon sesame seeds, 2 tablespoons green onions
Serve immediately with extra sriracha, soy sauce, or lime wedges on the side.