Quick kimchi

Name: Quick kimchi
Prep time: 20 min
Total time: 20 min
Cuisine: Korean
Ingredients: 1 Chinese cabbage; 3 garlic cloves, crushed; 2.5cm/1in piece ginger, grated; 2 tbsp fish sauce (optional); 2 tbsp sriracha chilli sauce or chilli paste (see below); 1 tbsp golden caster sugar; 3 tbsp rice vinegar; 8 radishes, coarsely grated; 2 carrots, cut into matchsticks or coarsely grated; 4 spring onions, finely shredded