1 large egg • 1 tablespoon water • 3 large pears, peeled, pitted, and thinly • sliced • 1 1/2 cups fresh blueberries • 1/4 cup granulated sugar • 1/4 teaspoon salt • 1/4 teaspoon cinnamon • 1 teaspoon cornstarch Vanilla Glaze • 1 cup of confectioners' sugar • 1 teaspoon vanilla extract • 2 tablespoons of milk OR heavy cream Puff Pastry • 1 1/2 Cup very cold butter (salted) • 1/2 Cup very cold water • 1/4 Teaspoon salt • 2 Cups all-purpose flour Add flour, salt, and 3/4 cup cold butter (cut into cubes) to a food processor. Pulse until butter is absorbed (about 10 to 12 one second pulses), then add the remaining cold butter (cubed) and pulse two or three times to combine. Add the cold water until just moistened (you may not need all of the water) and pulse four or five times just until the dough comes together to form a ball (do not to over process). Place dough on a lightly floured surface and gently knead about 10 times. Lightly flour the dough and a rolling pin. Roll into a rectang...