Butternut Squash Wellington with Barrel-Aged Feta

The classic “Wellington” beef encased in puff pastry was named after the first Duke of Wellington, who is best known for defeating Napoleon at Waterloo. In this recipe, the pastry is wrapped around butternut squash, which remains tender and very juicy, and the cavity inside the squash is just begging to be filled. The special barrel-aged feta used here has spent a few months ripening in oak barrels, which gives the cheese a more pungent and distinctive flavor. Regular feta is a perfectly ac