01 -
Portion pistachio cream spread onto a parchment-lined plate and freeze for at least 1 hour until firm.
02 -
In a bowl, whisk together flour, cornstarch, baking powder, baking soda, and salt. Set aside.
03 -
In a large bowl, whisk together melted butter, brown sugar, and granulated sugar until fully combined. Add the egg and vanilla extract and mix until smooth.
04 -
Gradually fold the dry ingredients into the wet mixture until just combined. Gently incorporate chopped chocolate and pistachios.
05 -
Scoop dough using a cookie scoop onto a lined plate or tray and refrigerate for approximately 1 hour.
06 -
Preheat oven to 175°C. Line a baking sheet with parchment paper.
07 -
Flatten chilled cookie dough balls slightly, place a piece of frozen pistachio cream in the center, and seal so the filling is enclosed.
08 -
Place filled dough balls on prepared baking sheet with adequate spacing. Optionally, top with additional chocolate and pistachio pieces.
09 -
Bake for 11–12 minutes, until edges are set but centers remain soft.
10 -
Immediately sprinkle cookies with flaky salt after baking. Cool on tray before serving.