1.In A Medium Bowl, Stir Together The Flour, Salt And Basil Leaves. Mix In The Butter, Olive Oil And Water Until It Becomes A Smooth Dough. Cover And Refrigerate For 20 Minutes. 2.Preheat The Oven To 350 Degrees F (175 Degrees C). Butter An 8 Inch Pie Plate. Press The Dough Into The Bottom And Up The Sides Of The Dish Until It Is About 1/4 Inch Or 1/2 Centimeter Thick. Bake For About 8 Minutes In The Preheated Oven, Until Just Starting To Brown. 3.Make A Layer Of Mushrooms And Onion In The Bottom Of The Pie Crust. Top With A Layer Of Tomatoes, Olives And Anchovies. Dot With Goat Cheese. 4.Return To The Preheated Oven, And Bake For 10 Minutes, Or Until Golden Brown.