But it also depends on the frying tool, whether it has been soaked or not. If they have been soaked for an hour in advance, they only need to be cooked for half an hour; if they have not been soaked, they need to be cooked for an hour.
Also, a pressure cooker takes 15 minutes to cook, but a regular pot still takes more than half an hour.
Cook green beans as follows:
Ingredients: green beans, water, sugar.
1. Add water to a bowl and soak for 1 hour.
2. Put the green beans in a pot of cold water, cook for 30 minutes, remove and set aside to cool.
3. Take 3 pieces of sugar and boil it on low heat.
4. Once the sugar water is bubbling add the green beans and mix well.
5. Put the ice cubes in a bowl, add the boiled green beans to the bowl, and then add the right amount of water and mix well.
6. Finish eating.