1: Fry the sweetcorn in oil or butter until brown and charred.
2: Meanwhile, mix together the dressing ingredients (miso paste, sesame oil, rice vinegar, and a pinch of sugar).
3: Cook the noodles according to package instructions, then drain.
4: Add the noodles to the sweetcorn along with the miso sauce and mix well.
5: Portion out onto plates.
6: Top each serving with a fried egg, crispy chilli oil, and spring onion.