01 -
Combine fresh lime juice and salt in a large mixing bowl. Add the finely diced onion, stir to coat, and allow the onion to soak in the salted lime juice.
02 -
While the onion marinates, evenly dice the Roma tomatoes into small pieces to ensure consistent texture.
03 -
Finely dice the jalapeño pepper and chop the cilantro.
04 -
Add the diced tomatoes, jalapeño, and chopped cilantro to the bowl with marinated onion. Gently toss all ingredients to combine thoroughly.
05 -
Taste the mixture and add additional salt or jalapeño if desired to adjust seasoning and spice level.
06 -
Transfer the pico de gallo to an airtight container and refrigerate for at least 30 minutes to allow the flavors to meld. Serve chilled.