Fillets cut into sticks and rolled in flour mixed with dried onion and salt to taste. Fry in heated sunflower oil until golden. Remain warm. In the pan a 1 tbsp of the oil in it add the garlic and chilli, chopped. Stir and pour the sugar, lemon juice, rind and 3-4 tbsp water. Everything is left to small and in the resulting sauce fish returns. Turns slightly and serve immediately.