Miscellaneous with lime

1 1/2 cups grape tomatoes , cut in half,crosswise 12 white pearl onions, blanched and peeled 1/4 fluid ounce olive oil grated lime, juice and zest of 3 -5[...]

1 (6 ounce) can solid white tuna packed in water (drained) 1/2 cup lime juice (you can use a bottle, or the juice of about 5 key limes) 1 small tomato 1/4[...]