Step 1

Peel the onion and cut into medium-sized cubes. Add to a food processor and chop until finely minced. Set aside in a bowl.

Step 2

Wash the cilantro and dry very well. Remove the stems and save the leaves. Add the leaves to the processor with the vinegar and blend well. Transfer to the bowl with the chopped onion.

Step 3

Wash the tomatoes and, if you like, remove the seeds. Use the food processor to chop the tomatoes as well. When finished, add the tomatoes to the cilantro and onion.

Step 4

Mix the contents of the bowl well and add the oil, red chili sauce and salt as desired.

Step 5

Taste and adjust the sazón and spiciness if necessary.

Step 6

You can serve the salsa immediately or let it chill in the fridge for two hours.