Preparation of the caramelized onion

1 Cut the onion into julienne strips, add to the pan with a little oil, add a pinch of salt.

2 Let it cook over low heat for 20 minutes, stirring from time to time. Add the sugar and continue stirring for 10 minutes more.

Preparation "montadito"

3 Cut the blood sausage into slices of a finger thick, heat the griddle and put them on it over a little oil. Do not put too many slices at a time.

4 Brown for 3-4 minutes on each side. Cut the bread into slices and toast on both sides. 

5 Place a slice of blood sausage on the sliced bread and crown with the caramelized onion.