Preheat over to 200°C / 392°F.
Rinse and drain sushi rice 3-4 times. Combine with water and simmer for 18-20 minutes until rice is cooked with the lid closed. Cover with lid and let it cook in the steam for a few minutes.
Meanwhile, shred your tofu. Add some oil to a pan and add your tofu.
Fry until it crisps up. Add soy sauces, onion powder, garlic powder and salt. Combine well.
Take off heat. Add vegan mayo and sriracha and give it a good mix.
Combine cooked sushi rice with sushi vinegar, salt and sugar. Mix well.
Add the rice to a baking dish. Layer with white sesame seeds and crushed nori sheets.
Add your shredded tofu mix. Drizzle with more sriracha, vegan mayo and black sesame seeds.
Bake for about 20 minutes until the top layer looks baked.
Top with spring onions, sesame oil and cut them up into slices. Serve with nori sheets and creamy sliced avocado. Enjoy!