Ask a Sicilian, a Venetian and a Roman how to pronounce Scaglietti and with their answers you might realize the futility of the question. For my part, Jane Birken has established the benchmark for pronunciation in French. Henry Kissenger sets the model for English.
Careful, your dog is probably picking up plenty of Italian from chewing on those yellow parts boxes. Seems easy. Pin-in-far-eena. Am I missing something? How would Henry Kissinger say it...