01 - Boil penne pasta in a large pot of salted water, following package directions, until al dente. Drain thoroughly, reserving 1/2 cup pasta cooking water.
02 - In a large mixing bowl, combine halved cherry tomatoes, minced garlic, and fresh basil leaves.
03 - Transfer drained, warm pasta to the bowl with tomatoes. Drizzle with extra virgin olive oil and gently toss. If needed, add a splash of reserved pasta water for moisture.
04 - Fold in fresh mozzarella pieces, allowing the residual heat from the pasta to gently soften the cheese.
05 - Season the salad with salt and freshly ground black pepper. Add chopped parsley if desired.
06 - Plate and drizzle with balsamic glaze. Garnish generously with additional basil leaves if preferred. Serve warm or at room temperature.