Black Walnut Cream Pie - cooking recipe

Ingredients

1/2 c. granulated sugar
3 Tbsp. flour
pinch of salt
3 beaten egg yolks
1 Tbsp. butter
2 c. milk
1 tsp. vanilla
4 drops maple flavor
1/2 c. (or more) chopped black walnuts

Preparation

Cook to boiling, stirring constantly the granulated sugar, flour, salt, egg yolks, butter and milk.
Add vanilla, maple flavoring and black walnuts.
Pour into baked pie shell.