1. First prepare hot and sour sauce, put chopped green onion, minced garlic, chili powder, pepper powder and sesame seeds in a bowl. It is worth noting that the noodles use fresh or handmade noodles.
2. Add oil to the pot and heat to smoke, pour hot oil into the bowl.
3. Add soy sauce, salt, vinegar, sugar, and mix well. The hot and sour sauce is finished. Prepare cucumber and cilantro.
4. After the noodles are cooked through, Put them in water and let them cool, so that the noodles will not stick together.
5. Put the cooked noodles in a large bowl, add cucumber shreds, cilantro, hot and sour sauce, and mix well.