Let’s bake this delicious Dutch Rhubarb Pie:

1. Prepare Pie Crust and Preheat Oven:

• Preheat oven to 425°F (220°C).
• Line a 9-inch deep-dish pie plate with your unbaked pie crust. Crimp or flute the edges decoratively.
• Place the crust-lined pie plate in the refrigerator to chill while preparing the filling (at least 15-20 minutes).

2. Macerate the Rhubarb:

• In a large bowl, combine the 5 cups of cut rhubarb and the 1¼ cups of granulated sugar. Stir gently to coat the rhubarb evenly.
• Let the mixture sit at room temperature for 30 minutes, stirring occasionally. This process, called maceration, draws out excess moisture from the rhubarb and helps sweeten it.

3. Prepare the Streusel Topping:

• While the rhubarb macerates, make the streusel. In a medium bowl, combine the 1 cup all-purpose flour, ⅔ cup packed brown sugar, ½ teaspoon ground cinnamon, and ¼ teaspoon salt. Whisk to mix.
• Add the ½ cup of cold, cubed butter. Use a pastry cutter, two knives, or your fingertips to cut the butter into the dry ingredients until the mixture resembles coarse crumbs with some pea-sized butter pieces remaining. Don’t overwork it.
• Place the bowl of streusel topping in the refrigerator to keep it cold until ready to use.

4. Blind-Bake the Pie Crust:

• Remove the chilled pie crust from the refrigerator. Line the inside of the crust with parchment paper, ensuring it covers the bottom and sides.
• Fill the parchment-lined crust with pie weights, dried beans, or uncooked rice, distributing them evenly.
• Place the pie plate on a baking sheet. Bake for 10 minutes.
• Carefully remove the pie plate from the oven. Lift out the parchment paper with the weights/beans. Set the partially baked crust aside. Keep the oven at 425°F for now.

5. Prepare Rhubarb Filling with Reserved Juice:

• Drain the macerated rhubarb in a colander set over a bowl to catch all the released juices. You should get about ¼ to ½ cup of liquid.
• Transfer the drained rhubarb pieces to another clean bowl.
• To the bowl with the reserved rhubarb liquid, whisk in the ¼ cup of cornstarch until completely smooth and no lumps remain.
• Stir the orange zest, vanilla extract, and ¼ teaspoon salt into the cornstarch-liquid mixture.
• Pour this mixture back over the drained rhubarb pieces in their bowl and stir gently to combine and coat the rhubarb.

6. Assemble and Bake the Pie:

• Pour the prepared rhubarb filling evenly into the partially baked crust.
• Retrieve the chilled streusel topping from the refrigerator. Sprinkle the streusel evenly over the rhubarb filling, breaking up any very large clumps but leaving it fairly loose and irregular for the best texture.
• Place the assembled pie (still on the baking sheet) into the 425°F (220°C) oven. Bake for 15 minutes.
• Reduce the oven temperature to 375°F (190°C). Continue baking for 35-40 minutes more. The pie is done when the filling is bubbling vigorously (especially around the edges) and the streusel topping is golden brown. If the streusel or crust edges are browning too quickly during the lower temperature bake, tent the pie loosely with aluminum foil.

7. Cool Completely (Crucial Step!):

• Transfer the baked pie to a wire rack and allow it to cool completely for at least 2-3 hours (longer is often better) before slicing. This cooling time is essential for the rhubarb filling to fully set and thicken properly.

8. Serve:

• Serve the Dutch Rhubarb Pie at room temperature or slightly warm. It’s delicious on its own or topped with vanilla ice cream or lightly sweetened whipped cream, if desired.

Patience during cooling is key for a perfectly set filling