¼cupchopped/shaved milk chocolate(a 1.55 oz Hershey bar will suffice)
Instructions
Preheat oven to 350°F. Line 2 large baking sheets with parchment.
Cream butter and sugars together.
Add egg and vanilla and mix thoroughly.
Measure dry ingredients together.
Add to butter and egg mixture and mix until just combined.
Fold both kinds of chocolate into the batter.
Refrigerate for at least 4 hours, preferably overnight.
Scoop dough into 8 balls and arrange on two trays.
Bake for 12-15 minutes, removing when the cookies are browning around the edge and just set on top. For crisper cookies, bake an additional 3-5 minutes.
Let cool on baking sheet for 10 minutes before removing and allow to cool on a cooling rack for another 20 minutes.