Place all dressing ingredients into Thermomix bowl and blend 10 sec/speed 7. Remove from bowl and set aside.
Place up to 400g of cabbage at a time into the Thermomix bowl and chop 4 sec/speed 4. Remove from bowl and place on serving platter. Repeat with remaining cabbage until all is chopped. Place a few baby spinach leaves or other greens on top.
Meanwhile heat a griddle pan over a high heat. Oil it and then cook each chicken breast, until well charred and marked. Turn heat down to medium heat, cover and cook until cooked through completely. Rest chicken, covered in pan with heat turned off.
Chop avocado and mango and toss through the dressing.
Slice chicken on the diagonal and arrange over bed of greens, top with avocado, mango and drizzle with dressing. Garnish with noodles and additional sliced red chilies.