Melted Cheese and Ham Parcel for 4

Scaled to serve 5

preheat oven 220ccook 25min until golden
437.5 g of puff pastryroll pastry into
30x25.5cm and
2.5cm bigger sheets
spread on smaller sheet
leave 1cm border
cover leaving 1cm borderbrush edgesplace pastry sheets on
top of each other and pinch
1.2 tbsp of mustard
437.5 g of wafer hamsliced
218.8 g of gruyere or cheddargrate
1.2 milk