For the Crust:
1 ½ cups Oreo cookie crumbs
¼ cup butter, melted
1 TBSP granulated sugar

For the Filling:
3 (8 ounce) packages cream cheese, at room temperature
1 ½ cups granulated sugar
4 large eggs, lightly beaten
3 TBSP unsweetened cocoa
3/4 cup sour cream
½ cup whole buttermilk
2 tsp vanilla extract
1 tsp distilled white vinegar
2 (1 oz) bottles red food coloring
For the Topping:
4oz cream cheese, at room temperature
2 tbsp butter, at room temperature
1 cup powdered sugar
1/2 tsp vanilla extract