Heat oven to 350℉ (175℃).
Line sheet pan with parchment paper. Set aside.
Combine butter, brown sugar, and granulated sugar in a medium bowl.
Mix until sugars and butter are fully combined.
Add egg, egg yolk, and vanilla.
Whisk well.
Once egg is fully incorporated, add flour and baking soda.
Mix only until flour is incorporated and there are no dry spots.
Fold in white chocolate chips and strawberries.
Use a 3 Tablespoon cookie scoop to portion dough onto prepared pan.
Bake for 12 minutes, or until the edges are golden brown.