Prosciutto-Wrapped Chicken Kebabs - Miz En Place

Ingredients

• Vegetable oil, for the grill
• 2 pounds skinless, boneless chicken breasts, cut into 24 pieces (about 1 1/2 inches each)
• 1 tbsp extra-virgin olive oil
• 1 tbsp white or red wine vinegar
• 1 tsp chopped fresh rosemary
• 1 clove garlic, grated
• 1/4 tsp red pepper flakes
• Pinch of kosher salt
• 4 ounces Fontina cheese, cut into 24 cubes (about 1/2 inch each)
• 24 thin slices prosciutto (about 6 ounces)
• 1 pint grape tomatoes