Ripe tomatoes, seeded and cut into 1/4 inch dice (1 1/2 cups) - 3
Spring onions (including 3 inches of green), finely minced - 2
Finely chopped jalapenos - 2 tsp or to taste
Chopped flat-leaf parsley - 2 tsp
Fresh lime juice - 2 tsp
Salt and freshly ground black pepper, to taste
Tortilla chips for serving
Prepare and refrigerate the ingredients ahead of time, then combine them shortly before serving. Toss all of the ingredients together in a bowl and let them rest up to 1 hour before serving with the tortilla chips.