Step 1: Make the Oreo Crust

1. Preheat oven to 325°F (163°C).
2. Mix crushed Oreos and melted butter in a bowl.
3. Press into the bottom of a 9-inch springform pan and bake for 10 minutes.
4. Set aside to cool.

Step 2: Prepare the Cheesecake Layer

1. In a large bowl, beat cream cheese and sugar until smooth.
2. Add vanilla extract, eggs (one at a time), and sour cream, mixing until fully incorporated.
3. Pour over the cooled Oreo crust and bake for 30-35 minutes until just set.
4. Let cool completely before adding the red velvet layer.

Step 3: Bake the Red Velvet Cake

1. Preheat oven to 350°F (175°C).
2. In a bowl, whisk together flour, cocoa powder, baking soda, and salt.
3. In another bowl, beat butter and sugar until fluffy. Add the egg, vanilla, buttermilk, and red food coloring.
4. Gradually mix in the dry ingredients until just combined.
5. Pour batter into a 9-inch round cake pan and bake for 20-25 minutes, or until a toothpick comes out clean.
6. Let cool completely before assembling.

Step 4: Assemble the Cheesecake

1. Gently place the red velvet cake layer on top of the cheesecake layer.
2. Refrigerate for at least 2 hours to set.

Step 5: Add the Red Glaze & Garnish

1. Drizzle strawberry or raspberry sauce over the top for a dramatic drip effect.
2. Sprinkle with red velvet cake crumbs.
3. Pipe whipped cream around the edges and decorate with whole Oreos.

Step 6: Serve & Enjoy!

• Slice and serve this beautifully layered, rich, and creamy dessert!