Boil the noodles

• Bring the water to a boil in a saucepan.
• Add the noodles and cook until tender.

Drain and season

• Reserve a little cooking water, then drain the noodles.
• Return the noodles to the pan and stir in the Buldak sauce sachet.

Fry the egg

• Heat a frying pan and fry the egg to your liking.

Assemble and serve

• Top the noodles with the fried egg, grated mozzarella and sliced spring onion.
• Serve immediately while hot and melty.