01 -
Preheat the oven to 175°C. Lightly grease a springform pan to prevent sticking.
02 -
Combine graham cracker crumbs with melted butter and sugar in a mixing bowl until the mixture has the texture of wet sand.
03 -
Press the crumb mixture firmly into the bottom of the prepared springform pan, forming an even layer. Set aside.
04 -
In a large bowl, beat softened cream cheese with sugar until completely smooth and free of lumps.
05 -
Incorporate eggs one at a time, followed by sour cream, key lime juice, key lime zest, and vanilla extract. Blend until the filling is homogenous, being careful not to overmix.
06 -
Pour the prepared filling over the crust and smooth the surface with a spatula. Bake for 45–50 minutes, or until the edges are set and the center yields slightly to a gentle shake.
07 -
Remove the cheesecake from the oven and allow it to cool completely at room temperature. Transfer to the refrigerator and chill for a minimum of 4 hours for optimal texture.
08 -
Using a chilled bowl and beaters, whip heavy cream until soft peaks form. Gradually add powdered sugar and vanilla extract, continuing to beat until stiff peaks are reached.
09 -
Spread or pipe the whipped cream over the chilled cheesecake. Garnish generously with additional key lime zest and lime slices prior to serving.