Guava can be ripened with rice.

After buying the guava, it will be very hard and have no aroma, that is, it will not show signs of ripeness. At this time, you can put the guava in a rice vat at home, surround it with rice, and then cover the rice vat. Well, take out the guava after three or four days. At this time, you will find that the guava has not only become soft, but also has an attractive aroma. At this time, you can remove the skin and eat it directly.