Start with the cherry sauce: mix water, cornstarch, sugar, and lemon juice in a saucepan. Heat until thickened, then add cherries and cook until bubbly.
For the crust, pulse Graham crackers into fine crumbs, mix with sugar and butter, and press into a springform pan. Bake to set the base for your masterpiece.
Blend softened cream cheese with vanilla, sour cream, sugar, and lemon zest for a silky smooth filling. Add eggs one at a time, mixing just enough to incorporate.
Turn off the oven, crack the door open, and let the cheesecake cool gradually. This slow process helps prevent surface cracks and ensures a smooth finish.