Preheat oven to 350F.
In a large bowl, mix butter and sugar until light.
One at a time, beat in eggs.
Add flour and blend until smooth.
Mix in milk, vanilla and grated coconut;
spoon into pie crust.
Bake in preheated oven until lightly browned
and springy to the touch, about 45 min.
Makes 8 servings.