Butternut Squash With Pistou without juice apples sugar raisins

1 sheet of frozen puff pastry, thawed (from a 17.3-ounce package) 1 large egg beaten with 1 teaspoon water 12 1/8"-thick rounds peeled butternut squash kosher[...]

2 1/2 lbs butternut squash, halved lengthwise and seeded 4 large eggs , plus 2 egg yolks 2 cups half-and-half 1 1/8 ounces finely grated parmigiano-reggiano[...]