Wood-fired Mushroom & Truffle Sourdough Pizza

sourdough starter 23.0% , wheat flour 16.5% , chestnut mushroom 10.0% , mozzarella 8.0% , fortified wheat flour 8.0% , crème fraîche 8.0% , portobello mushrooms 6.0% , tomato purée 3.2% , milk 3.1% , mascarpone 2.8% , wheat semolina 2.4% , whipping cream 2.2% , extra virgin olive oil 2.0% , olive oil 1.8% , salt 0.5% , parsley 0.5% , yeast 0.5% , corn starch 0.5% , garlic puree 0.5% , carrot 0.3% , truffle 0.2% , dextrose 0.0% , black olive 0.0% , flavouring 0.0% , butter 0.0% , E440a 0.0% , rapeseed oil 0.0% , black pepper 0.0% , chili pepper 0.0% , malted wheat flour 0.0% , concentrated lemon juice 0.0% , thyme 0.0% , white pepper 0.0%