Preheat the oven to 200 degrees celsius or 180 fan bake
Add all the filling ingredients into a large bowl and mix thoroughly.
Lay out and cut the sheet/s of pastry to make 3 rectangles approximately 15cm x 35cm
Form the filling into sausage shapes in the middle of each length of pastry
brush the beaten egg along one of the long edges of pastry and fold the pastry over carefully to seal it. turn the roll over so the seal is at the bottom. Press gently and cut diagonal slices into the top of the pastry and brush with beaten egg.
Repeat with the other pieces of pastry.
Cut each roll into the desired size pieces and place on the greased baking trays.
Bake in the preheated oven for approximately 20 - 25 minutes and golden brown.
Cool on a wire rack.
These can be be kept in the fridge in an airtight container or frozen and heated through in the oven