Red Velvet Layer:
3 1/4 cups flour
2 1/4 cups granulated sugar
3 tablespoons cocoa powder
1 teaspoon salt
1/2 teaspoon baking powder
3 large eggs
1 cup vegetable oil
4 tablespoons milk, divided
1 tablespoon vanilla extract
1 tablespoon red food coloring
2 teaspoons white vinegar

Cheesecake Layer:
2 8oz packages cream cheese, softened
3/4 cup granulated sugar
2 large eggs
2 teaspoons vanilla