Spread dough evenly and flat on the bottom of a 9x13 pan
As the cookies are baking, melt cocoa butter in small saucepan on the stove on medium-low heat
Mix in cocoa powder and whisk with wooden spoon or whisk until evenly combined
remove from heat stir in maple syrup. The sauce will boil, but that is ok. Stir constantly until it stops bubbling.
Remove bars from oven and pour chocolate ganache on top
Instead of making the chocolate ganache, you can also use 1 cup of dark chocolate chips. After you remove the cookies from the oven, spread chocolate chips evenly across the top. Cover the pan for 2-5 minutes until chips melt. Then use a butter knife to spread the chocolate evenly over the English toffee bars