How to peel grapefruit, please see @肉星星's recipe 'How to open grapefruit'
Peel the grapefruit into a small pot, add sugar and mix well. Stir the grapefruit with a spoon and let the juice come out.
Add 10 grams of milk, and heat it on a small heat until the sugar melts.
After the gelatin tablets are soaked in soft water, put them in warm grapefruit and stir until the gelatin tablets are completely melted. Add the yogurt and mix well.
Pour into the container and put it in the refrigerator for more than 1 hour until it is solidified.
1. Grapefruit is generally slightly bitter and bitter. If you don't like sour bitter taste, you can increase the amount of sugar and reduce it. 2. The amount of yogurt can also be adjusted according to your own preferences.