Spicy Raisin Pie

2 cups raisins
1 cup granulated sugar
2 tablespoons flour
1/2 teaspoon nutmeg
1 teaspoon cinnamon
2 tablespoons white vinegar
2 tablespoons butter
Favorite pie for 2-crust pie

Put raisins in pan with water to cover. Bring to boil. Cook 10 minutes; drain, reserving liquid. To raisins add sugar, flour and spices. Stir thoroughly. Add 1 1/4 tablespoons raisin liquid, vinegar and butter. Return to pan. Cook until fairly thick. Pour into pie shell. Arrange top crust. Bake at 400 degrees F for 40 minutes.