The practice of hot and sour potato shreds Leave a Comment / Food / By firstname.lastname@example.org 1. Prepare 300g potatoes and shred them, soak them in water for 5 minutes2. Put oil in the pot, chop green onion, and dry chili in the pot3. Add 3g vinegar and 3g salt, stir fry for 2 minutes on high heat4. Ready to eat.