Grilled Tomatoes with Balsamic Vinaigrette

Ingredients:

3 yellow tomatoes
3 red tomatoes 
3 tablespoons olive oil, divided 
1/4 teaspoon salt
1/4 teaspoon freshly ground pepper
2 tablespoons white balsamic vinegar
2 tablespoons chopped fresh basil
Garnish: fresh basil sprigs

Directions:

Cut tomatoes in half; thread onto skewers, alternating colors. Brush with 1 tablespoon oil; sprinkle with salt and pepper.
Grill, covered with grill lid, over medium heat (300° to 350°) 10 minutes, turning skewers often.
Combine remaining 2 tablespoons oil, vinegar, and basil; drizzle over kabobs. Garnish, if desired.

http://www.myrecipes.com/recipe/grilled-tomatoes-with-basil-vinaigrette-10000000257441/