Instructions: Prepare the Crust: In a medium bowl, combine the flour and salt.Add the cold, cubed butter and use a pastry cutter or fork to cut the butter into the flour mixture until it resembles coarse crumbs.
Prepare the Filling: In a medium saucepan, whisk together the sugar, cornstarch, and salt.Cook over medium heat, stirring constantly, until the mixture thickens and comes to a boil. Boil for 1 minute, then remove from heat.
Assemble the Pie: Arrange a layer of banana slices on the bottom of the cooled pie crust.
Add Filling: Pour half of the custard filling over the bananas, then add another layer of banana slices. Top with the remaining custard filling, spreading it evenly.
Cool : Refrigerate the pie for at least 4 hours, or until the filling is fully set.
Serving: Serve the blackberry pie warm or at room temperature, optionally with a scoop of vanilla ice cream or a dollop of whipped cream. Enjoy!