Traditional Sichuan fish flavor is to use the Sichuan pickled chili pepper to match the garlic fried, you can use Pixian bean paste instead of pickled chili pepper,

If you do not want to use the bean paste, you may want to use the tomato sauce with the addition of the market to buy the ordinary chili sauce can also be, the main thing is to stir fry the garlic, add these sauces, soy sauce and sugar and vinegar ratio should be right, and finally there is a chopped scallion of oh.