Ingredients: hairtail 300g, oil, salt, onion, ginger, garlic, flour, starch, water, lemon juice and pepper. Practice: 1, frozen hairtail slices, cut off fins and washed. 2. Wash hairtail, add onion, ginger, garlic and salt, and marinate for more than 20 minutes. 3. Starch, flour 1: 1 add water and oil to synthesize batter. 4. Fry the marinated octopus batter in an oil pan until golden brown. 5. Deep-fry hairtail and pour lemon juice while it is hot.