Mary Webber Chocolate Pie
["2 c. milk", "3 egg yolks, beaten", "1/4 c. flour (heaping)", "1 c. sugar", "dash of salt", "2 Tbsp. butter", "1 Tbsp. vanilla", "3 Tbsp. cocoa"]
["Combine milk, eggs and dry ingredients in saucepan.", "Bring to a boil.", "Boil 15 minutes.", "Pour into pie shell.", "(Double boiler method:", "cook until very thick.)", "After pie has cooled, top with whipped cream or Cool Whip."]
["milk", "egg yolks", "flour", "sugar", "salt", "butter", "vanilla", "cocoa"]