Sour Cream Apple Pie With Crumb Topping

Have not tried yet but reading the recipe makes me drool. Posting it here so I don't lose it. :)

• Ready In: 1 hr
• Serves: 8
• Yields: 1 pie

Ingredients

• 1 (9 inch)  frozen  unbaked pie shells (or your own recipe)

• pie filling

• 1  cup sour cream
• 2⁄3 cup sugar
• 2  tablespoons flour
• 1⁄4 teaspoon salt
• 1  teaspoon vanilla
• 1  egg
• 3  cups tart apples, peeled and sliced

• crumb topping

• 1⁄2 cup brown sugar, packed
• 1⁄3 cup flour
• 1⁄4 cup butter, room temperature
• 1⁄2 teaspoon cinnamon

Directions

1. Preheat oven to 400°F.
2. Beat together sour cream, sugar, flour, salt, vanilla and egg. Add apples, mixing carefully to coat well.
3. Pour filling into a pie shell and bake at 400 degrees for 25 minute.
4. While pie is cooking mix together all ingredients for crumb topping until the mixture resembles coarse crumbs.
5. Remove pie from oven and sprinkle with crumb topping. Bake for an additional 20 minutes.
6. Let cool for a hour before serving.