⅓ cup sugar
3 tablespoons all-purpose flour
6 cups pears, freshly peeled, sliced
1 teaspoon cinnamon
1 teaspoon vanilla
1 unbaked pastry shell
For crumble topping
⅓ cup all-purpose flour
3 tablespoons brown sugar
¼ teaspoon ground cinnamon
2 tablespoons cold butter
In a large bowl, combine sugar, flour, cinnamon, and vanilla; add the pears and toss gently to coat. Spoon into pastry shell.
In small bowl, prepare crumble topping. Combine flour, brown sugar, and cinnamon. Cut in butter and mix until crumbly. Sprinkle over pie.
Bake at 400 degrees F for 45 to 50 minutes or until pears are tender and topping is golden brown. Cool on wire rack.