10 minutes. Ingredients: 250 grams of winter melon, 20 grams of brown sugar, 5 slices of ginger, and 10 grams of rock sugar. Cut the winter melon with its seeds into small pieces, put it in a bowl, add brown sugar, mix well, and marinate for 15 minutes. Cut the ginger into slices, put the winter melon into a small pot, and add an appropriate amount of water. Add ginger slices, bring to a boil over high heat, then cover and simmer over low heat for about 1 hour. Add a little rock sugar, cook until the rock sugar melts, and stir with a spoon.

10 minutes. Ingredients: 250 grams of winter melon, 20 grams of brown sugar, 5 slices of ginger, and 10 grams of rock sugar.

1. Cut the winter melon with its seeds into small pieces, put it into a bowl, add brown sugar, mix well, and marinate for 15 minutes.

2. Cut the ginger into slices, put the winter melon into a small pot, and add an appropriate amount of water.

3. Add ginger slices, bring to a boil over high heat, then cover and simmer over low heat for about 1 hour.

4. Add a little rock sugar, cook until the rock sugar melts, and stir with a spoon.

5. Filter out the winter melon residue, pour it into a container, and wait until it is cool to warm before drinking.