Chestnuts in syrup with thermomix

Preparation

1. The first thing we will do is peel our chestnuts well, removing the shell and the final skin that sometimes remains stuck.
2. We put the water, vanilla, cinnamon, sugar, lemon peel in our Thermomix bowl and program
3. 10 minutes / 100 ° C / reverse spin / speed 1
4. We add the chestnuts and program
5. 12 minutes / 100 ° C / reverse spin / scoop speed
6. We put the thermomix basket on top of a bowl and drain the content of our Thermomix bowl in it as a strainer
7. remove the lemon peel, the cinnamon stick and vanilla bean
8. We put the chestnuts in 3 jars of 250 ml that are sterilized, and we leave 3 cm of the free edge.
9. Pour in the reserved hot syrup and cover them completely, leaving 1 cm free from the edge.
10. We close the jars, wrap them in thin gauze and put them in a pressure cooker.
11. Cover with plenty of water and cook for 25 minutes after it has reached pressure.
12. Let the pot cool completely for at least 1 hour
13. and our chestnuts will be ready