Mix flours and salt
Add cold butter and cut in until coarse, sandy crumbs form
Drizzle in cold water/milk just until the dough comes together
Shape into a disk, wrap, and chill at least 2 hours or overnight
Roll between parchment, line your pie dish, prick the base, and chill for 1 hour
Whisk eggs, muscovado, maple syrup, melted butter, bourbon, vanilla bean paste, salt, and cornstarch until smooth
Spread chopped pecans evenly in the chilled crust and pour the maple mixture over, then top with pecan halves
Bake 40–50 minutes until the edges are set and browning
Cool 1 hour, then refrigerate 3–4 hours until fully set
