All the schtuff you will need:
3 tbsp butter, softened
1 cup graham cracker crumbs
2 pounds cream cheese (yeah, you read that right, pounds)
1 1/2 cups sugar
3/4 cup of milk
1 cup sour cream
1/4 cup all-purpose flour
1 tbsp vanilla extract
1/1/2 pints blackberries
Zest and Juice of 1 lemon
1. Preheat oven to 350. Grease a 9-inch springform pan with 1 tbsp of the butter. Mix the cracker crumbs with the remaining 2 tbsp butter in a medium bowl.Press onto the bottom and halfway up the sides of the pan.
2. In a large bowl, use a handheld mixer to combinethe cream cheese with the sugar until smooth. BLend in the milk, then beat in the eggs one at a time, mixing just enough to incorporate. Mix in the sour cream, flour, and vanilla till smooth. Divide the mixture between two bowls.
3. In a food processor or blender, puree 1 pint of the blueberries with the zest and lemon juice. Pour the puree into one bowl of the cheese mixture along with the remaining 1/2 pint of whole berries and mix well.
4. Pour the blackberry filling on top of the prepared crust. Bake for 10 minutes. Remove the pan from the oven and pour the remaining filling over the top. Return to the oven to bake for 1 hour, till the topping is set. Chill in the fridge until ready to serve.