Gather all ingredients and tools.
Whisk together dry ingredients in a medium bowl.
Cream together butter, brown sugar, and granulated sugar until light and fluffy, about 2-3.
Add egg and vanilla extract, mix until combined.
Gradually add dry ingredients to wet mixture, stir until just combined.
Fold in crushed cookies and chocolate chips.
Drop dough onto prepared baking sheet, spaced 2 inches apart.
Preheat oven to 350°F. Bake for 10-12 until edges are set and centers are soft.
Cool on baking sheet for 5 minutes, then transfer to wire rack to cool completely.