Sour Cream-Apple Pie
["1 c. sour cream", "3/4 c. sugar", "2 Tbsp. flour", "1/4 tsp. salt", "1 tsp. vanilla", "2 eggs", "4 c. peeled and sliced apples (Granny Smith)", "1 pastry shell (8 inch), unbaked", "1/2 c. brown sugar", "1/3 c. enriched flour", "1/4 c. butter"]
["Preheat oven to 400\u00b0.", "Beat together sour cream, sugar, 2 tablespoons flour, salt, vanilla and eggs.", "Add apples.", "Pour into pie shell.", "Bake for 25 minutes.", "Combine, brown sugar, 1/3 cup flour and butter until crumbly.", "Sprinkle on top of pie filling. Bake for 25 minutes more.", "Serve hot or cold."]
["sour cream", "sugar", "flour", "salt", "vanilla", "eggs", "apples", "pastry shell", "brown sugar", "flour", "butter"]