Instant Pot Spaghetti & Frozen Meatballs Samantha MilnerSeptember 25, 2021 64 Instant Pot Spaghetti & Frozen Meatballs. Let me introduce to you, one of the best, most delicious, fast prep weeknight dinners for families. I am talking about instant pot spaghetti with frozen meatballs.Try itSee the full directions on my site