Checca Sauce

Ingredients

• 1 (12-ounce) bag of cherry tomatoes, halved
• 3 scallions (white and pale green parts only), coarsely chopped
• 3 garlic cloves
• 1 (1-ounce) piece of Parmesan cheese, coarsely chopped
• 8 fresh basil leaves
• 3 tablespoons olive oil
• 4 ounces fresh mozzarella cheese, cut into 1/2-inch cubes
• 1/2 teaspoon salt, plus more to taste
• 1/2 teaspoon freshly ground black pepper, plus more to taste