Preheat your oven to 325°F 163°C In a bowl combine the graham cracker crumbs sugar and melted butter Stir until everything is evenly mixedPress the crumb mixture firmly into the bottom of a 9-inch springform pan Bake for about 10 minutes then remove it from the oven and let it cool while preparing the fillingIn a mixing bowl beat the softened cream cheese and sugar until smooth Add the vanilla extract and mix wellAdd the eggs one by one mixing well after each Finally stir in the sour creamPour the cheesecake mixture into the cooled crust and smooth the top Bake for 55-60 minutes or until the edges are setAllow the cheesecake to cool before chilling it in the fridge for at least 4 hours or overnightPrepare the strawberry topping by mixing sliced strawberries with sugar and lemon juice Top the cheesecake with the strawberries before serving