Make your own homemade sausage rolls. You can eat them right away or these sausage rolls can be frozen and cooked when needed.
Prepare The Filling
In a large bowl, mix together the minced pork, parsley, salt, pepper, fennel, nutmeg and cayenne to taste.
In small saucepan,on the stovetop, melt the butter and cook the finely chopped onion until softened and translucent. Add to pork mixture and stir well.
Cut pastry into 2 portions and roll 1 portion into and 18inch by 6inch rectangle.
Divide the pork mixture into two even portions.
Using the first portion, shape a handful of pork mixture into sausage shape about 1 inch in diameter; place along long edge of pastry.
Continue to shape pork mixture until the long edge of pastry is filled with half the pork mixture.
Roll up jellyroll style.
Dampen edge of pastry and seal.
Place roll, seam side down, on tray and refrigerate for 10 minutes.
With sharp knife, cut roll into 1 inch lengths.
Repeat this process with remaining the pastry and filling.
Preheat oven to 450 degrees F.
Line a baking sheet with parchment paper.
Place rolls seam-side-down onto the prepared baking sheet.
Beat together egg yolk and water and brush over tops of rolls.
Bake at 450 degrees F. for the frist 10 minutes, then reduce heat to 375 degrees F, and bake for 15 minutes longer, or until golden brown.
Serve right away or if you are pre-making for a special occasion, let cool, then freeze rolls in single layer on baking sheet. Once frozen package into airtight containers and store in freezer.
DO NOT THAW BEFORE REHEATING.
To reheat, bake frozen sausage rolls in single layer on baking sheet at 425 degrees F. for 20 minutes or until heated through.