Aubergine and feta burgers

potato 15.5% , aubergine 15.0% , onion 15.5% , green lentils 9.0% , rapeseed oil 9.0% , feta 4.7% , spring onion 4.1% , chickpea 4.1% , sweet potato 4.1% , potato flakes 4.1% , free range eggs 4.1% , corn flour 4.1% , potato starch 4.1% , fortified wheat flour 4.1% , garlic puree 4.1% , red chili purée 4.1% , parsley 4.1% , mint 4.1% , salt 0.7% , extra virgin olive oil 0.4% , cumin seeds 0.7% , tomato concentrate 0.7% , cumin 0.7% , coriander 0.7% , black pepper 0.7% , paprika 0.7% , mint 0.7% , yeast 0.0%