Cut the top one third of artichokes off and trim bottom stem flush with the base.
Trim off the prickly point of each leaf with a pair of kitchen scissors.
Rub a cut lemon over the artichoke to prevent it from browning.
Pull artichoke leaves apart slightly in order to make room for the stuffing.
Mix bread crumbs, sour cream, parmesan cheese, parsley, garlic, mozzarella, salt & pepper.
Stuff mix in between artichoke leaves.
Place rack in Instant Pot. Add water to Instant Pot. Add artichokes.
Cook on high pressure for 20 minutes.
Serve with lemon wedges and top with freshly grated parmesan cheese.