Grandma Hostetter'S Pumpkin Pie
["1 1/2 c. pumpkin, mashed", "2 Tbsp. cornstarch", "2 eggs, beaten light", "1 1/2 c. milk", "1 1/2 c. sugar", "1/2 tsp. salt", "1 tsp. vanilla", "cinnamon on top", "10-inch unbaked pie shell"]
["Baking Temperature: 400\u00b0 and 350\u00b0.", "Baking Time: 20 minutes each temperature."]
["pumpkin", "cornstarch", "eggs", "milk", "sugar", "salt", "vanilla", "cinnamon", "shell"]