1. Peel and shred potatoes, soak in water to remove starch and drain. In the meantime, you need to change the water. Soak it until the water is clear, so that the fried ones are crispy. If you like noodle potatoes, you don't need to soak in water.
2. Shred the ginger and garlic, add oil to the pan, add the ginger and garlic to saute when the oil is hot.
3. Add shredded potatoes and stir-fry evenly. Add Laoganma chili and stir-fry evenly.
4. When the pan is about to rise, cook the right amount of vinegar, add some green onions, and stir-fry evenly before it can be out of the pan.
5. Spicy and sour potato shreds with a bowl of rice, let’s eat!
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