You need:
250g of mature liquid levain (I used 150g of rye and 100g of wheat, but it can be 1 type)
330g of water (room temp)
15g of active coal
400g of wheat breat flour
100g of rye flour
13g of salt
Cumin (of if you like it)
Combine levain,water and active coal and stir to dissolve. Ad both flo...