Lamb Burger with smashed sweet potato and Mediterranean vegetables

sweet potato 36.0% , Lamb Burger 19.5% , Courgette 17.4% , red onion 12.5% , water 7.3% , green pepper 3.7% , red bell pepper 1.8% , yellow bell pepper 0.9% , fennel 0.5% , lemon juice 0.2% , tahini 0.1% , extra virgin olive oil 0.1% , garlic 0.0% , dijon mustard 0.0% , maple syrup 0.0% , sunflower seed 0.0% , mint 0.0% , salt 0.0% , pomegranate 0.0% , black pepper 0.0% , cracked black pepper 0.0% , corn flour 0.0%