# What You'll Need:
→ Pastry
01 - 1 sheet ready-rolled puff pastry (about 8.8 oz; chilled, not frozen)
→ Filling
02 - 3.5 oz thinly sliced cooked ham
03 - 3.5 oz grated cheddar or Swiss cheese
04 - 2 tsp Dijon mustard (optional)
05 - Freshly ground black pepper, to taste
→ For Baking
06 - 1 egg, beaten (for egg wash)
# How To Make It:
01 - Preheat the oven to 400°F. Line a baking sheet with parchment paper.
02 - Place the puff pastry sheet on a lightly floured surface and unroll it gently.
03 - Evenly spread Dijon mustard over the pastry sheet, if using.
04 - Distribute ham slices evenly over the mustard, leaving a 0.4-inch border along one long edge.
05 - Sprinkle the grated cheese evenly over the ham and season lightly with freshly ground black pepper.
06 - Starting from the long edge without the border, tightly roll the pastry into a log, sealing the edge with a little beaten egg.
07 - Using a sharp knife, cut the roll into 16 equal pieces.
08 - Place the pinwheels cut-side up on the prepared baking sheet, spacing them slightly apart.
09 - Brush the tops of the pinwheels with beaten egg.
10 - Bake in the preheated oven for 18 to 20 minutes, until golden and crisp.
11 - Allow pinwheels to cool slightly before serving warm or at room temperature.
