Step 1

Preheat the oven to 350 degrees Fahrenheit.

Step 2

Beat the butter and sugar together in a large bowl until smooth.

Step 3

Mix in the flour, eggs, buttermilk, and vanilla.

Step 4

Pour the filling into the pie shell then sprinkle the top with nutmeg.

Step 5

Bake for 1 hour, or until golden brown and firm (insert a toothpick into the middle, it should come out clean).

Step 6

Let cool completely before slicing.

Step 7

Serve with whipped cream or fresh berries, and enjoy!