Serve salsa with chips to munch on before—and during—the main meal.
Pulse first 4 ingredients in a food processor until finely chopped.
Cut each tomato into 4 pieces. Cut core away from each piece; discard core. Add tomatoes to food processor in batches, and pulse each batch until well blended. Transfer to a large bowl. Squeeze juice from lime over salsa, and stir in salt. Serve with chips.