"Our state products an abundance of lemons, and everyone is always looking for new ways to use them. This beautiful tart is my delicious solution to the excess-lemon problem!" Submitted to taste of home by Lois Kinneberg.
Place the flour, almonds, sugar, butter, extract and salt in a food processor. Cover and pulse until blended. Gradually add water, 1 T. at a time, pulsing until mixture forms a soft dough.
Press onto the bottom and up the sides of a greased 9 inch fluted tart pan with a removable bottom. Bake at 400 for 15-20 minutes or until golden brown. Cool on a wire rack.
In a large heavy saucepan, whisk the first six filling ingredients until blended. Add butter; cook and stir over low heat for 7-8 minutes or until thickened. Strain; pour into crust. Bake at 325 for 8-10 minutes or until set. Cool on a wire rack. Refrigerate leftovers.