1Chop the spring onion, garlic, turmeric, chili, sugar, a pinch of salt and half a glass of water together.
2Cut the tofu into four pieces, transfer them to a fridge container together with the marinade, close, shake and let it rest in the fridge for at least a couple of hours.
3In the meantime, soak the skewers.
4Slice the other spring onions and divide them into pieces of about 3 cm.
5Recover the tofu and compose the skewers alternating 4 pieces of spring onion to 4 pieces of tofu.
6Blend coconut milk, peanut butter, soy sauce, vinegar, chili pepper to taste, the juice of ¼ of lime and transfer to a saucepan.
7Heat over low heat until the sauce thickens becoming creamy.
8Roast the skewers until they become golden brown and serve with satay sauce and crumbled peanuts.