Cut, core and shred cabbage finely.
Peel the carrots and grate.
Peel the garlic and cut each clove into 4 pieces.
Place vegetables in a mason jar.
Meanwhile, in a large pot, boil water with salt, sugar and olive oil.
Remove from the heat and add vinegar.
Pour hot marinade over the cabbage and let it cool completely.
Cover with tight lid and store it in the refrigerator. Cabbage will be ready in 12 hours.