Goats Cheese And Caramelised Onion Tart

wheat flour 28.5% , milk 21.8% , onion 15.0% , egg 11.0% , onion 11.0% , butter 9.9% , goat's cheese 7.0% , extra mature cheddar 0.0% , palm oil 0.0% , double cream 0.0% , rapeseed oil 0.0% , dextrose 0.0% , parsley 0.0% , salt 0.0% , mustard 0.0% , mustard 0.0% , Emulsifier 0.0% , cracked black pepper 0.0% , yeast 0.0% , paprika 0.0% , black pepper 0.0% , turmeric powder 0.0%