Grandma Thelma'S Homemade Chocolate Pie
["2 c. sugar", "1/2 c. self-rising flour", "1 stick margarine", "3 c. milk", "1/2 c. cocoa", "5 egg yolks", "1 tsp. vanilla"]
["Sift flour.", "Beat egg yolks well and add the remaining ingredients and mix in mixer until blended.", "Pour in double boiler and cook until pudding thickens."]
["sugar", "flour", "margarine", "milk", "cocoa", "egg yolks", "vanilla"]