01 -
In a small bowl, dissolve the instant espresso powder in boiling water and set aside to cool slightly.
02 -
Using an electric mixer, beat butter and confectioners’ sugar on medium speed for 3 minutes until light and creamy.
03 -
Incorporate the vanilla extract and dissolved espresso mixture, mixing until fully combined.
04 -
Add the all-purpose flour and mix on low speed just until the dough begins to come together. Do not overmix.
05 -
Gently fold in the chopped chocolate-covered toffee or the combination of mini chocolate chips and toffee bits until distributed evenly.
06 -
Transfer dough into a large zipper-lock plastic bag, leaving the bag unsealed. Roll the dough evenly into a 9 x 28 cm rectangle, approximately 6 mm thick, taking care to avoid creases. Seal the bag, pressing out excess air, and refrigerate for at least 2 hours or up to 2 days.
07 -
Preheat the oven to 165°C. Line a baking sheet with parchment paper. Cut open the plastic bag and transfer the dough rectangle to a cutting board.
08 -
Using a sharp knife or cookie cutter, cut dough into desired shapes and place onto the prepared baking sheet. Prick each cookie several times with a fork.
09 -
Bake for 18–20 minutes until the edges are just beginning to color. Remove from oven.
10 -
While still hot, dust cookies with confectioners’ sugar. Allow to cool completely on a wire rack before storing.