Nutt House Buttermilk Pie
["1/2 c. margarine", "2 c. sugar", "3 eggs", "3 Tbsp. flour", "1 c. buttermilk", "1/2 tsp. vanilla or lemon flavoring (dash of nutmeg may be substituted)", "1 (9-inch) unbaked pie shell"]
["Combine together margarine and sugar; mix in eggs and flour. Beat until fluffy.", "Fold in buttermilk and nutmeg (or other flavoring).", "Pour mixture in pie shell and bake for 45 to 50 minutes at 350\u00b0."]
["margarine", "sugar", "eggs", "flour", "buttermilk", "vanilla", "shell"]