Preheat oven to 400F
Combine filling in a large bowl. Optional bring to simmer for 10 minutes and let cool 5 minutes for extra-soft filling.
Unroll pastry and lightly sprinkle with flour.
Mark (not cut) pastry into thirds.
Using a slotted spoon, add filling into the middle third. You do not want to use any juice from the bowl or this will become soggy.
Fold left side over, and brush with egg.
Fold right side over.
Make shallow diagonal cuts in the top layer.
Brush with egg and sprinkle the 1 tbsp sugar on top.
Bake until puffed and golden, 25-30 minutes.