PREHEAT oven to 350° F.
COMBINE flour and baking soda in a medium bowl. Beat brown sugar, vegetable shortening, butter, eggs, maple flavoring and vanilla extract in a large mixing bowl until creamy. Gradually beat in flour mixture. Stir in morsels and chopped pecans. Drop by rounded tablespoon onto ungreased baking sheets.
BAKE for 9 to 12 minutes or until light golden brown. Cool on baking sheets for 2 minutes; remove to wire racks to cool completely. Spread with Maple Frosting; top each cookie with pecan half.
FOR MAPLE FROSTING:
COMBINE powdered sugar, milk, butter and maple flavoring in a medium bowl; stir until smooth.