In mixing bowl, combine 1 cup flour with the 2 tb brown sugar and butter until the mix resembles coarse crumbs. Pat onto bottom of 10x7" pan or a 9" square pan. Bake at 350~ for 10-12 minutes until golden. Sprinkle with brickle bits. In mixing bowl, beat the eggs with the 3/4 cup brown sugar, pecans, coconut, 3 tb flour and baking powder. Pour mix evenly over the brickle chips in pan. Reduce oven temperature to 325~. Bake for 25-30 minutes, just until topping is golden. Immediately after removing from oven, sprinkle chocolate chips over top. Allow chips to melt. Spread over bars. Chocolate will not cover bars completely. Cool. Cut into bars.