1 teaspoon chili pepper water (such as mitch’s wai ehu)
Directions:
Stir together tuna, onion, ogo-nori, macadamia nuts, ginger, crushed red pepper, salt, 1 1/2 tablespoons of the scallion, and 1 teaspoon of the sesame seeds in a large bowl. Gradually add sesame oil and shoyu, and stir to combine.
Place mixture in a bowl over steamed rice; top with remaining 1 teaspoon sesame seeds and 1 1/2 tablespoons scallion; drizzle with chili pepper water. Serve immediately.