01 -
Preheat oven to 350°F. Line the bottom of an 8-inch springform pan with parchment paper and lightly grease the sides for easy removal.
02 -
Sift together flour, sugar, cocoa powder, baking powder, baking soda, and salt in a large bowl until smooth and lump-free.
03 -
In a separate bowl, whisk vegetable oil, buttermilk, egg, red food coloring, vanilla extract, and white vinegar until fully emulsified.
04 -
Pour wet ingredients into dry mixture and stir gently until just combined; avoid overmixing. Pour batter into prepared pan and smooth the surface.
05 -
Bake at 350°F for 25 to 30 minutes or until a toothpick inserted in the center comes out clean. Cool cake completely in pan on a wire rack.
06 -
Reduce oven temperature to 325°F in preparation for the cheesecake layer.
07 -
Beat softened cream cheese with an electric mixer until smooth and lump-free. Gradually add sugar, then sour cream and heavy cream. Beat in eggs one at a time, fully incorporating each before adding the next. Stir in vanilla extract and strawberry purée until uniform.
08 -
Gently spread the cheesecake filling over the cooled red velvet base, smoothing the top to avoid disturbing the bottom layer.
09 -
Place springform pan on a baking sheet and bake at 325°F for 60 to 70 minutes, until edges are puffed and center is just set.
10 -
Turn off oven and crack the door open; allow cheesecake to rest inside for 1 hour to prevent cracks from temperature shock.
11 -
Transfer cheesecake to refrigerator and chill for at least 4 hours or overnight for optimal slicing and texture.
12 -
In a bowl, toss sliced strawberries with sugar and lemon juice. Let sit for 10 minutes until berries release juices and develop gloss.
13 -
Remove chilled cheesecake from springform pan. Top generously with macerated strawberries. Slice and serve cold for best flavor and texture.