1 small tin sweetcorn, drained, or ½ a corn cob, kernels cut off
1–1.5 large nori sheets (approx. 20cm/8in square)
300g/10½oz Japanese short grain rice
pinch sea salt
1 tbsp sesame seeds
2 tsp soy sauce
1½ tsp soy sauce
1 tsp sugar
15g/½oz unsalted butter
5²µ/â…›o³ú bonito flakes
1 tsp mirin