Strawberry-Rhubarb Pie
["2 (9-inch) unbaked pie crusts", "1/3 c. flour", "1/2 tsp. vanilla", "2 c. sliced fresh strawberries", "1 1/2 c. sugar", "1/8 tsp. salt", "3 c. diced rhubarb", "2 Tbsp. butter"]
["Combine and mix well the sugar, flour, salt and vanilla.", "Add rhubarb and strawberries; mix well and put into pie shell.", "Dot with butter.", "Add top crust and cut slits in crust.", "Bake at 450\u00b0 for 15 minutes, then reduce oven to 350\u00b0 and bake for 30 to 40 minutes.", "Serve warm with vanilla ice cream."]
["flour", "vanilla", "fresh strawberries", "sugar", "salt", "rhubarb", "butter"]