1. Prepare the grape-flavored Rui Ao cocktail. You have to chill it before it tastes super good~
2. Grapefruit washed and cut in half
3. Take about 60 grams of grapefruit meat and press out the juice through a strainer
4. Pour the juice into the cup and set aside
5. Pour the milk into a small milk pot and heat it until there are small bubbles on the edges
6. Pour into a small bowl, and use a milk frother to make fine milk froth
7. Set aside after the milk froth is finished
8. Pour the grape-flavored Rui'ao cocktail into the glass, about 8 or 9 minutes full
9. Put in a few sliced grapefruit slices
10. Take a bottle of rum with a cap, pour half of each into the cup, use a spoon to pour the milk foam on the surface
11. Sprinkle a little salt on the milk foam surface
12. Decorate with a small piece of beautiful grapefruit slices
