Ingredients:

• 1 full recipe Perfect Pie Crust (2 single crusts)
• All-purpose flour, for rolling the dough
• 6 cups (1 3/4 pounds or 800g) fresh rhubarb, chopped
• 1/4 teaspoon packed grated orange zest
• 1 cup (200g) granulated sugar
• 1/3 cup (38g) tapioca starch
• 1/4 teaspoon ground nutmeg
• 1/4 teaspoon kosher salt
• 1 tablespoon heavy cream, half and half, or milk
• 1 large egg yolk
• Turbinado sugar, for sprinkling