Sprinkle flour on a clean kitchen counter and roll out the puff pastry with a rolling pin. Slice 1-inch wide strips of the puff pastry dough.
Wrap a strip on each sausage and pinch the ends to secure the dough. Roll the wrapped sausages lightly on the surface to further seal them. Place sausages on the greased or lined baking pan of the Instant Vortex Plus Oven.
Preheat the oven to 180C on Bake function and set the time to 7 mins.
Whisk the egg with 1 tablespoon of butter and brush the mixture on to the puff pastry wraps.
Bake the mummy hotdogs until golden brown.
Let the hotdogs cool down before decorating them with eyes.