After making this recipe many, many times, I can attest that the long bake time (about 45 minutes ... frozen – this then took 50 min to cook to golden brown in the oven at the temp you suggested.
My husband Peter decided to take the puff pastry in the freezer and puff pastry pizza tarts with it for the kids! The kids loved tucking in as a starter at dinner (as you can see from the little hand ...
Serve drizzled with a little olive oil. Adam’s tip: If you need to join two sheets of puff pastry together, place them overlapping on baking paper, allow to thaw, then crimp the two pieces at the join ...