1. If using puff pastry squares, fill each square with a heaping tablespoon of filling. Fold over to form a triangle, pulling the dough slightly. Pinch edges together well.
2. Brush with glaze and sprinkle with sesame seeds, if desired.
3. Bake for 20 minutes, or until done.
4. If using a puff pastry roll, cut in half. Roll dough out. Fill and roll up, or fold over edges to form a log. Spread with glaze and sprinkle with sesame seeds, if desired. Bake for 28–30 minutes, or until done.