Prepare the Cheesecake Filling by beating together cream cheese, granulated sugar, and vanilla extract until light and fluffy, then freeze until solid.

Make the Strawberry Jam by cooking fresh strawberries and sugar until thickened; cool in the refrigerator.

Prepare the Cookie Dough by mixing dry ingredients separately, creaming butter and sugar together, and combining with the egg and vanilla.

Combine wet and dry ingredients until a soft dough forms; adjust flour if sticky.

Form cookies by encasing a cheesecake filling ball in dough, coating with sugar before baking.

Bake the cookies in a preheated oven until edges are golden, then cool on wire racks.