Step: 1/14

Arrange all ingredients for use.

Step: 2/14

Halve the lemon and place in a large pan.

Step: 3/14

Add 400ml water and the pepper and coriander seeds. Bring to the boil, then reduce the heat. Wash the salmon, place it in the pan and poach for 10-15 minutes over a low heat.

Step: 4/14

Wash and halve the tomatoes.

Step: 5/14

Wash the coriander, shake dry and chop.

Step: 6/14

Wash the chillies and cut into thin rings.

Step: 7/14

Peel the avocado, halve and remove the stone.

Step: 8/14

Dice the flesh.

Step: 9/14

Mix the avocado pieces, tomatoes, chilli and coriander in a bowl and season with lime juice, salt and pepper.

Step: 10/14

For the rösti, peel and finely grate the potatoes.

Step: 11/14

Wrap in a tea towel and squeeze out the excess liquid.

Step: 12/14

Tip the potatoes into a bowl and season with salt, pepper and nutmeg.

Step: 13/14

Place 4 heaps of the mixture into a large non-stick pan with hot oil and flatten with a spatula. Cook gently for for 3-4 minutes until golden brown, then turn and cook for another 3-4 minutes.

Step: 14/14

Arrange the rösti on plates, spoon on the salsa and top with the drained salmon. Season lightly with salt and pepper, and serve.