optional: one jalapeño, seeds removed and finely diced - only add this if you like it SPICY!
In a large bowl combine beans, mangoes, onions, seasonings, and lime juice. Toss to combine. Season with salt and pepper to taste. Store covered in airtight container in the fridge up to 2 days. Serve with tortilla chips.
Store in airtight container in fridge up to three days.