Blueberry Cream Pie(9-Inch Pie)  
["1 c. sour cream", "2 Tbsp. flour", "3/4 c. sugar", "1 tsp. vanilla", "1/4 tsp. salt", "1 egg, beaten", "2 1/2 c. blueberries (fresh/frozen)", "1 unbaked 9-inch pastry shell", "3 Tbsp. flour", "1 1/2 Tbsp. butter", "3 Tbsp. chopped pecans or walnuts"]
["Preheat oven to 400\u00b0.", "Combine sour cream, 2 tablespoons flour, sugar, vanilla, salt and beaten egg; beat 5 minutes on medium mixer speed or until smooth.", "Fold in blueberries.", "Pour filling into pastry shell.", "Bake in 400\u00b0 oven for 25 minutes.", "Remove from oven. Combine 3 tablespoons flour, butter and chopped nuts, stirring well.", "Sprinkle nut mixture over top of pie.", "Return pie to oven and bake 10 more minutes.", "Chill before serving."]
["sour cream", "flour", "sugar", "vanilla", "salt", "egg", "blueberries", "pastry shell", "flour", "butter", "pecans"]