Butternut Squash and Sage Soup without apples

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[...]

8 lbs butternut squash, with long necks 1 cup fresh tangerine juice , divided 1/2 cup whipping cream 1/4 cup butter 2 tablespoons grated tangerine peel fresh[...]

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[...]