Mix flour, ½ cup sugar and salt in double boiler. Add scalded milk and stir well. Cook til thick and smooth, stirring constantly. Beat egg yolks, mix with some of the filling and add to rest of filling. Cook 2 more minutes. Remove from heat. Add coconut, butter and vanilla. Put filling in 8 or 9-inch baked pie shell. Make meringue with egg whites and sugar, put on pie, sprinkle with coconut and put in 350º oven 12 to 15 minutes.
 
By far my favorite of Mom's pies.  For several years now, she has been making this for me on my birthday instead of a cake.  In fact, this year she even made it sugar free and it was still delicious.—Mary