01 -
Set your oven to 350°F (175°C). Line a 9×13-inch baking dish with parchment or spray it with cooking spray.
02 -
Beat the butter with both sugars until it's fluffy. Whisk in the eggs and vanilla until everything’s mixed well.
03 -
In a different bowl, stir together the flour, baking soda, salt, and graham cracker crumbs.
04 -
Gently mix the dry mixture with the wet one. Fold in the white chocolate chips and pieces of Milka Maxx.
05 -
Press half the dough into the pan, then scatter the powdered strawberries across the top evenly.
06 -
Take the rest of the dough and press it gently over the previous layer until it’s evenly spread.
07 -
Pop it in the oven for 18–22 minutes, baking until the top's golden brown.
08 -
Let the bars cool completely, drizzle them with white chocolate if you'd like, then slice and serve.