Ingredients
Method
1.Place rice in large bowl, cover with cold water. Stir; drain. Repeat process two or three times until water is almost clear. Drain in strainer; stand 10 minutes.
2.Meanwhile, combine tuna, onion, mint and ginger in medium bowl.
3.Place rice and the water in medium saucepan, cover tightly; bring to the boil. Reduce heat; simmer, covered tightly, on low heat about 12 minutes or until water is absorbed. Remove from heat; stand rice, covered, 5 minutes.
4.To serve, divide hot rice among serving bowls; top with daikon and tuna mixture. Make small well in centre, position egg yolk in well. Top with roe and serve immediately with Japanese soy sauce, if you like.
Use a combination of basil and mint leaves if you cannot find any Japanese mint (shiso).
Note