By Cathy Branciaroli, Food Correspondent, The Times Tomato Salad with Cucumbers and Shiraz Dressing Tomato season is upon us and that means we’re about to see our favorite fruit in a whole plethora of shades, shapes and sizes. Sure, these days you can find tomatoes at the grocery store year round. But those perfectly round, usually bland, tomatoes have been genetically modified over the years...