Crank your oven to 350°F.
Beat butter and sugar until they’re besties—creamy, that is.
Blend in the vanilla.
In another bowl, throw together flour, baking soda, cream of tartar, and salt.
Gradually combine dry stuff into the butter mixture. Keep mixing till it’s all friendly.
Squish the dough into a springform pan for the cookie crust base.
Beat your cream cheese and sugar as they owe you money till smooth.
Drop in eggs, one at a time, following each with a nice whisking.
Stir in vanilla and sour cream till you’ve got a smooth mix.
Pour that dreamy cheesecake stuff over the crust.
Mix sugar and cinnamon for the topping, and be liberal with the sprinkling.
Bake for about 35-40 minutes until the centre isn’t doing the jiggle.
Let it cool before you dare remove it from the pan. Chill in the fridge for at least four hours.