Combine melted butter and graham cracker crumbs in a bowl. Mix until has appearance of wet sand
Press into springform pan, no more than one inch up the sides
Place crust in freezer for a minimum of ten minutes
Beat together cream cheese, Greek yogurt (or sour cream), sugar and flour until light and fluffy
Add eggs, one at a time
Add vanilla extract, lemon zest, and lemon juice
Pour filling into chilled crust and cover with foil
Put 1 1/2 cups of water in bottom of Instant Pot. Lower cheesecake into pot using trivet or sling.
Put lid on pot, turn knob to Sealing, and set to High Pressure for 40 minutes
At the end of the time, naturally pressure release for at least 10 minutes before moving knob to Venting
Place cheesecake pan on wire rack, remove foil, and allow to cool to room temperature before running a sharp knife around the edge
Chill in refrigerator for a minimum of 4 hours
Top with raspberry pie filling, or other topping of choice