Kumquat cleaned, half cut, seeded
Add water to the pot, put in the kumquat, pour the water and pour the water
Repeat twice, drain the kumquat
Re-boil the water and add rock sugar until the sugar melts
Add kumquat and vanilla seeds and cook with vanilla sticks. Cook for 30 minutes until the juice is thick.
After cooling, put it in the refrigerator and eat it after one week.
1, vanilla sticks add flavor, if not, you can not put 2, better refrigerated flavor