01 -
Rinse the sushi rice thoroughly until the water runs clear. For better results, soak it in water for 15 minutes before rinsing. Add 710ml of water to a pot over high heat and bring to a boil. Add the salt and rice, then reduce heat to low and cover to simmer for 20 minutes. Turn off heat but keep covered for 10 more minutes. Fluff gently when done.
02 -
In a small bowl, combine rice vinegar, granulated sugar, and sesame oil. Microwave for 30 seconds or briefly warm on stovetop just until sugar dissolves. Pour this mixture over the rice and fold gently until each grain is evenly coated. The rice should have a sticky consistency.
03 -
In a small bowl, whisk together mayonnaise, sambal, sriracha, sesame oil, sugar, and lemon juice until smooth and well-combined. Set aside for assembly.
04 -
In a medium bowl, combine crab meat, chopped shrimp, mayonnaise, cream cheese, soy sauce, sesame oil, sambal or sriracha, lime juice, and green onions. Mix thoroughly until all ingredients are evenly incorporated.
05 -
Preheat oven to 220°C (425°F). Spread the prepared sushi rice evenly across the bottom of a casserole dish or 23cm (9-inch) square baking pan to your desired thickness. Layer nori sheets on top of the rice, then spread the seafood mixture evenly over the nori layer.
06 -
Bake for 10-15 minutes until the top becomes golden. For additional crispness, broil for 1-2 minutes, watching carefully to prevent burning. Remove from oven and drizzle with spicy mayo and unagi sauce. Garnish with sliced avocado, green onions, and sesame seeds before serving.