Mama'S Chocolate Pie
["1 3/4 c. sugar", "1/3 c. cornstarch", "1/2 c. cocoa or 2 sq. chocolate", "1/2 tsp. salt", "3 1/2 c. milk", "4 egg yolks", "2 Tbsp. oleo", "1 tsp. vanilla"]
["Combine sugar, cornstarch and cocoa.", "Stir milk into egg yolks and combine with sugar mixture.", "Cook, stirring constantly, over medium heat until mixture thickens and boils.", "Boil one minute."]
["sugar", "cornstarch", "cocoa", "salt", "milk", "egg yolks", "oleo", "vanilla"]