Buttermilk Pie
["1/2 c. butter or margarine, melted", "1 2/3 c. sugar", "3 eggs", "1 tsp. vanilla", "1/2 c. buttermilk", "1 unbaked pie shell"]
["Combine butter or margarine and sugar in a large bowl.", "Mix well.", "Stir in eggs and vanilla.", "Stir in buttermilk.", "Mix well. Pour mixture into pie shell.", "Bake in a preheated oven at 350\u00b0 for 1 hour and 20 minutes."]
["butter", "sugar", "eggs", "vanilla", "buttermilk", "shell"]