Tomatoes With Corn And Basil Filling
["6 tomatoes (about 3 lb.)", "3 ears corn, shucked", "1/3 c. olive oil", "2 Tbsp. red wine vinegar", "1/4 c. fresh basil, chopped, plus 6 basil sprigs", "1 scallion, chopped fine", "2 Tbsp. unsalted butter", "1 c. (1/4-inch) bread cubes"]
["Cut 1/2-inch from the stem end of each tomato. With a melon ball cutter, scoop out and discard the seeds and pulp, leaving a 1/2-inch shell.", "Sprinkle the shells with salt and let them drain, inverted, on paper towels for 10 minutes."]
["tomatoes", "corn", "olive oil", "red wine vinegar", "fresh basil", "scallion", "unsalted butter", "bread"]