After 10 or so minutes, quick release all remaining pressure.
That should do the trick! Instead, follow all other steps and add the frozen meatballs during step 8.
Be sure to let us know what you think in the comments below.
I hope you love as much as we do! When cooking pasta in your pressure cooker, be sure to follow the tip before for cooking time.
Altogether you would cook for 3 minutes.
Saute until onions are soft, about 3 minutes.