Frozen peaches can be made into canned frozen peaches. The specific methods are as follows:

1. Thaw and wash the purchased frozen peaches.

2. Pour the washed peaches into the pot.

3. Add white sugar or rock sugar to the pot.

4. Wait for the water in the pot to bubble up, then turn off the heat and simmer for 3-5 minutes, then let it cool down.

5. The finished product is as shown below. If you like it sweeter, you can add a few pieces of rock sugar.