Add the meat to the sauce along with the parmesan rind. Set the Instant Pot on high for 20 minutes. Let the Instant Pot release on it's on.
When ready to serve, bring a large pot of salted water to a boil. Cook the penne according to package directions until al dente or longer if you desire a softer pasta. Drain and return to the pot or a large bowl. Add the sauce and toss to coat completely. Place in individual plates or bowls and serve with more shaved parmesan and fresh oregano or parsley. Bon Appetite!