Mixer cream cheese, sugar, and essence until creamy
Beat in eggs and mix in flour
Add in cream and milk, gradually
Divide batter and mix with jam, cocoa powder, pumpkin pie filling, dried fruit, pie filling, etc
Pour batter onto cheesecake crust
Bake on preheated 300 F 20 mins, cover with aluminum foil, bake for another 30 mins
Cool on rack, chill overnight