Mix flour, sugar, allspice powder, and salt in a bowl. Add in oil and milk, knead. Press mixture on pie plate, forming a pie crust, set aside
Beat eggs in a bowl then stir in pie filling, milk, and additional allspice powder if you like. Pour mixture onto pie crust.
Bake pie on preheated 425 F for 15 mins. Take out from oven, wrap foil around it, bake for another 35-40 mins on 350 F