Mix 1/4 cup softened butter with the brown sugar until combined. Add the egg, mashed bananas, and vanilla. Add the Baking Mix. Stir in 1/2 cup of semi-sweet chocolate chips and 2/3 cup of shredded coconut.
Pour in the prepared baking pan.
Combine shredded coconut, melted butter, and sugar; sprinkle over top.
Spread about 1/4 cup of chocolate chips over the top.
Cook for 25-30 minutes or until golden brown.
Makes about 16 bars.
*Bar cookies may be stored, tightly covered, in the pan in which they were baked.