100 gr active levain (starter) 325gr + 25gr water  25 gr maple syrup  470 gr white flour  30 gr black cocoa powder  1.5 tsp salt  100 gr dark chocolate chips +100 gr roasted hazelnuts MIX + AUTOLYSE   Once your leaven is ready you can get started on the bread. Combine 100 g of the leaven with 325g of water and the maple syrup.  Add the flour and cocoa powder to the water mixture and mix to combine for a couple of minutes. Once mixed, cover with a tea towel and let sit anywher