Fresh Pear Pie

1 9 inch pie crust -- unbaked

4 cups pears (about 7 medium) -- sliced and peeled

1/2 cup sugar

1/3 cup flour

1/2 teaspoon mace

Mix together the sugar, flour, and mace and lightly toss with the sliced pears. Place in unbaked pie shell. For topping mix together 1 c. flour, 1/2 c. butter (softened), 1/2 c. brown sugar and sprinkle on top of pears. Bake at 425 degrees for 50 minutes.