Celery pesto
Instructions
Roast the peppers until the skin is nicely browned exterior.
Peel them under running water and cut into strips.
Blanch for 1 minute, then drain the tomatoes, peel them and cut them into pieces.
Peel and slice the onion and celery and put them in the pressure cooker with oil; When they are wilted add the tomatoes and the peppers, salt and pepper.
Close the pot and the beginning of hiss Cook for 10 minutes.
Open container, to restrict the liquid and add the vinegar.
