Fudge Pie
["1 stick butter, melted", "1/4 c. cocoa", "1/4 c. all-purpose flour", "2 eggs", "1 tsp. vanilla", "1 c. sugar", "1 unbaked pie shell"]
["Mix all ingredients.", "Pour into pie shell.", "Bake at 350\u00b0 for 25 to 30 minutes."]
["butter", "cocoa", "all-purpose", "eggs", "vanilla", "sugar", "shell"]