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Buttermilk Slab Pie Delight

Buttermilk Slab Pie Delight

A crowd-pleasing slab pie with silky buttermilk custard in a tender, flaky crust. Bright lemon and a hint of nutmeg make every slice nostalgic and cozy.
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Prep Time: 30 minutes
Cook Time: 45 minutes
Total Time: 1 hour 15 minutes
Servings: 16

Ingredients
 

Main Ingredients

  • 3 cup all-purpose flour, for crust
  • 1 tbsp granulated sugar, for crust
  • 1 tsp fine salt, for crust
  • 1.5 cup unsalted butter, cold and diced for crust
  • 0.67 cup ice water add just enough to bring dough together
  • 2 cup granulated sugar, for filling
  • 0.3 cup all-purpose flour, for filling
  • 0.5 tsp fine salt, for filling
  • 0.5 tsp ground nutmeg
  • 0.8 cup beaten eggs about 4 large eggs
  • 3.25 cup buttermilk
  • 0.5 cup unsalted butter, melted and cooled
  • 2.5 tsp vanilla extract
  • 2 tsp lemon zest, finely grated
  • 1 tbsp fresh lemon juice

Instructions

Preparation Steps

  • Whisk the crust flour, sugar, and salt in a large bowl.
  • Cut in the cold diced butter until the mixture looks like coarse crumbs with pea-sized bits.
  • Sprinkle in ice water, tossing just until a shaggy dough holds together without being sticky.
  • Pat into a rectangle, wrap, and chill 20 minutes for easier rolling.
  • Preheat oven to 375°F. Line a 10x15-inch rimmed baking pan with parchment.
  • Roll the dough into a large thin rectangle, about 1/8 inch thick.
  • Fit dough into the pan, trim excess, and crimp edges. Chill 10 minutes to firm up.
  • Dock the crust with a fork, line with parchment, add pie weights, and bake 12 minutes. Remove weights.
  • For the filling, whisk sugar, flour, salt, and nutmeg in a bowl until evenly combined.
  • Whisk in beaten eggs, buttermilk, melted butter, vanilla, lemon zest, and juice until smooth and creamy.
  • Pour the filling into the warm crust and gently tap the pan to release bubbles.
  • Bake 30 to 35 minutes, until the center has a slight jiggle and edges are set and golden.
  • Cool completely on a rack. Chill 1 hour for clean slices, then cut into squares and serve.

Notes

Try a cinnamon-sugar dusting after baking or serve with fresh berries and lightly sweetened whipped cream. Leftovers keep covered in the fridge for up to 3 days; enjoy cold or at room temperature.
This recipe is an original creation inspired by classic Buttermilk Slab Pie Delight flavors. All ingredient ratios and instructions are independently developed.