Toss bread pieces in Tuscan Herb Olive Oil. Place in 350F oven for 5 mins. Set aside.
Make dressing. Place all ingredients except for the olive oil in blender. With blender running, slowly drizzle in olive oil. When using a bowl and whisk, make sure bowl is secured with a damp towel. Place all ingredients in bowl and slowly whisk in oil to emulsify. Season with salt and pepper.
Place bread, tomatoes, onion, cucumber, and arugula in a bowl and toss with dressing. Let marinade for at least 30 mins.
add a few mozzarella balls to each serving (optional)
Recipe courtesy of Executive Chef Camille Withall of George's at Alys Beach