Chocolate Pie
["1 c. sugar", "6 Tbsp. cornstarch", "3 1/2 Tbsp. Hershey's cocoa", "1/4 tsp. salt", "1 Tbsp. Crisco", "2 Tbsp. butter or margarine", "3 egg yolks", "3 to 3 1/2 c. milk", "1 tsp. vanilla"]
["Combine ingredients stirring over double boiler until thick. Pour in pie shell that is cooked.", "Deep dish 9-inch pie shell is best."]
["sugar", "cornstarch", "cocoa", "salt", "Crisco", "butter", "egg yolks", "milk", "vanilla"]