The Best Seeded Sourdough

wheat flour 44.5% , water 27.8% , seed 11.0% , rye flour 5.5% , wheat flour 5.5% , malted wheat flakes 2.9% , barley malt flour 1.4% , rapeseed oil 0.7% , barley malt extract 0.4% , yeast extract 0.2% , salt 0.1% , wheat flour 0.1%