Peanut Butter Pie
["1 baked pie shell", "1 c. powdered sugar", "1/2 c. peanut butter", "3 egg yolks", "2 c. scalded milk", "1/4 c. cornstarch", "2/3 c. sugar", "1/4 tsp. salt", "1/4 tsp. vanilla", "2 Tbsp. butter"]
["Place powdered sugar and peanut butter in Tupperware bowl and seal; shake.", "Mixture will form small balls.", "Save 1/2 cup and place remainder in pie shell."]
["shell", "powdered sugar", "peanut butter", "egg yolks", "milk", "cornstarch", "sugar", "salt", "vanilla", "butter"]