In small bowl, whisk olive oil, Italian seasoning, cracked red pepper flakes, garlic powder and salt.
Add mozzarella balls. Gently toss to coat. For best flavor, marinate in fridge overnight.
To assemble skewers: Thread tomato, folded basil leaf, marinated mozzarella ball, another folded basil leaf and another tomato. Repeat to make 12 skewers.
Place on serving platter. If desired, drizzle balsamic glaze over skewers on serving platter.