
Preheat oven to 325 degrees F. Begin boiling a large pot of water (about 4 quarts) for the water bath.
Line the bottom of a 9-inch springform pan with parchment paper and lightly grease the inside.
Crush graham crackers in a food processor, mix with melted butter and sugar, press into the pan, and bake for 10 minutes.
Beat cream cheese, sugar, and cornstarch until fluffy; add remaining filling ingredients and mix well.
Pour mixture onto cooled crust, bake in a water bath for 65-85 minutes until set around the edges.
Cool in the oven, then chill overnight in the fridge.
Prepare whipped cream and pipe onto chilled cheesecake before serving.