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Pumpkin Pie Bars With Oat Crust

Pumpkin pie bars with oat crust bake up a golden oat crumble base with a smooth pumpkin filling and a cinnamon-speckled topping. You’ll blind-bake the crust briefly, then bake until the filling is set and sliceable after chilling.
Prep Time 20 minutes
Cook Time 1 hour 7 minutes
Refrigerate 1 hour
Total Time 2 hours 27 minutes
Servings: 16 servings
Course: Dessert
Cuisine: American
Calories: 320

Ingredients
  

For oat crust and topping
  • 2 cup rolled oats
  • 1 cup all-purpose flour
  • 0.75 cup brown sugar, packed
  • 1 tsp cinnamon
  • 0.25 tsp salt
  • 0.75 cup unsalted butter, cubed Use cold butter.
For pumpkin pie filling
  • 1 can (15 oz) pumpkin puree
  • 1 can (12 oz) evaporated milk
  • 2 eggs
  • 0.75 cup granulated sugar
  • 2 tsp pumpkin pie spice
  • 1 tsp cinnamon
  • 0.5 tsp ginger
  • 0.25 tsp salt
  • 1 tsp vanilla

Equipment

  • 1 sheet pan

Method
 

Prep and pre-bake the oat crust
  1. Preheat the oven to 375F, and line a 9x13 pan with parchment.
  2. Combine the rolled oats, all-purpose flour, brown sugar, cinnamon, and salt, then cut in the cold unsalted butter until crumbly.
  3. Reserve 1 cup of the oat mixture for the topping and press the rest firmly into the pan.
  4. Bake the crust for 12 minutes.
Fill, top, and bake
  1. Whisk the pumpkin puree, evaporated milk, eggs, granulated sugar, pumpkin pie spice, cinnamon, ginger, salt, and vanilla until smooth.
  2. Pour the filling over the hot crust.
  3. Scatter the reserved oat crumble over the filling.
  4. Bake for 35 to 40 minutes at 375F until the topping is golden and the filling is set.
Cool and chill
  1. Cool the bars completely.
  2. Refrigerate for 1 hour before cutting for clean slices.

Notes

Pro tip: press the crust firmly and keep the butter cold so the base bakes into a sturdy, sandy crumble. Store covered in the refrigerator for up to 4 days; freeze baked bars for up to 2 months. For a dairy-free swap, replace evaporated milk with an unsweetened plant-based evaporated milk alternative (choose one labeled heat-safe).