In a medium bowl, add pineapple, tomatoes, jalapeno, cilantro, red onion, cumin, and lime juice, then stir to combine. Season with salt and pepper to taste.
Let sit for 20 minutes before serving.
Notes
Chop or dice ingredients to small and evenly sized pieces.
Refrigerate leftovers in a covered container for up to 4 days. Freezing this salsa is not recommended.
Give salsa a stir before serving and drain juice, if needed.