Chongqing cooking school or training institutions, specialized rice noodle shops or restaurants, self-study.

1, cooking school or training institutions in Chongqing: These institutions offer various cooking courses, including rice noodle making.

2. Specialized rice noodle shop or restaurant: In a restaurant or shop that provides rice noodle service, you can learn how to make pickled pepper rice noodles from the shopkeeper or chef.

3. Self-study: You can find some teaching videos or recipes made of pickled pepper rice noodles online and learn how to make them by yourself.