01 -
Preheat your oven to 350°F (175°C) and line baking sheets with parchment paper.
02 -
In a medium bowl, whisk together the flour, baking powder, baking soda, and salt.
03 -
Beat the softened butter, granulated sugar, and brown sugar until light and fluffy. Add egg and vanilla extract, mixing until incorporated.
04 -
Gradually add the dry ingredients to the wet ingredients. Mix until just combined.
05 -
Mix the softened cream cheese with the blueberry jam, creating a marbled effect.
06 -
Scoop dough balls onto baking sheets. Create indentations and fill with cream cheese-blueberry mixture.
07 -
Bake for 12-14 minutes until edges are lightly golden. Cool on wire rack before serving.