Pecan Pie Muffins

1 cup Millican Pecan Pieces 1 cup firmly packed brown sugar ½ cup all-purpose flour 2 large eggs ½ cup butter or margarine, melted.   Combine first 3 ingredients in a large bowl; make a well in center of mixture.  Beat eggs until foamy.  Stir together eggs and butter; add to dry ingredients, stirring just until moistened.  Place foil baking cups in muffin pans, and coat with cooking spray; spoon batter into cups, filling two-thirds full.  Back at 350 degrees for 20 to 25 minutes or until done.  Remove from pans immediately, and cool on wire racks. Yield: 9 muffins.