01 -
Heat oven to 350°F and cover a baking tray with parchment.
02 -
Stir together the egg, melted butter, and cookie mix.
03 -
Split the dough into four separate portions.
04 -
Work the jello powder into each dough portion individually.
05 -
Measure out 2 tablespoons of dough for each cookie, then coat with sugar.
06 -
Bake for 10-13 minutes until the tops are set.
07 -
Leave the cookies to cool on the tray for 3-5 minutes before serving.