Family Tested & Approved
Preheat oven to 425 degrees.
Whisk together (by hand works great) buttermilk, sugar, eggs, flour, and salt until smooth.
Put the pie crust into a 9" pie plate. Spread the chopped nectarines in the crust. Pour buttermilk mixture over them.
Bake 40 minutes or until just set, covering crust edges if over-browning. Cool completely. Serve with Redi-Whip if desired.