Heat the oven to 350°F. Press the dough into a greased 9-inch springform pan.

Beat the cream cheese, sugar, eggs, vanilla, and flour until smooth.

Mix the cinnamon with 2 tablespoons of the batter.

Spread the plain batter over the crust, then spoon the cinnamon mixture on top.

Swirl gently with a knife.

Bake for 45 minutes, then cool completely.

Stir the sour cream, powdered sugar, and milk together.

Spread the topping over the chilled cheesecake before slicing.