Peel off and discard a few of the thin outer layers of the cabbage. Halve it through the core and Cut each half into quarters, then cut out the tough core in the middle. Slice each quarter crosswise into thin shreds. Soak the cabbage in a bowl with salt and water

Wash the carrots, then shred them into very small pieces with a grater. 

When the cabbage is soft, drain and sieve

Mix the carrots and cabbage in a tray

Scoop a moderate quantity and mix with mayonnaise before serving