4 egg yolks
1-1/2 c. milk
1-1/4 c. sugar
2 tbsp. flour
1 stick butter
1 tsp. vanilla
9 inch pie shell, baked

Combine first 5 ingredients and cook until thick. Remove from heat and stir in vanilla. Pour into pie shell and cover with meringue.

Bake at 375°F until brown.