Mix the tuna with mayo, sriracha, soy sauce, and rice vinegar in a bowl. Stir until everything’s coated and glossy. Taste and tweak heat if needed.
Prep your toppings: dice cucumber, shred carrot, and slice green onions. If you’re using avocado, slice it right before assembly to avoid browning.
Pile rice into bowls. A little fan-out action makes it Instagram-worthy, but hey, comfort comes first.
Top the rice with the spicy tuna mixture. Nestle it in so every bite has a hit of tuna and heat.
Add cucumber, carrot, avocado, and green onions. Sprinkle sesame seeds over the top like confetti.
Finish with pickled ginger or a squeeze of lime if you’re feeling zesty. Serve immediately and savor the glow-up in a bowl.