Use a food processor (or knife) to finely chop spring onion, both white and all green part, and the chili including the seeds. Mix in the minced chicken along with all the remaining ingredients.
Use a teaspoon to scoop up small balls of the chicken mix and fry the meatballs in a hot skillet until golden.In a food processor combine all the ingredients for the peanut sauce blend everything is blended into a creamy semi thin sauce. Season to taste and add more water if you think the texture is to thick.
Finely chop the cabbage and place in a bowl. Add lime juice, fish sauce and honey and use your hands to squeeze the cabbage together and give it a little massage. Peel mango, remove the flesh from the stone and cut it into think slices. Remove stone from avocado, scoop out flesh and cut into smaller cubes. Chop mint and basil. Add everything to the bowl and gently mix.
Divide the salad into four bowls, top with some meatballs and a drizzle of peanut sauce.