Add the potatoes to a roasting tray, then toss to coat them on olive oil, garlic powder & salt.
Roast for approx 40 minutes until crispy on the outside.
To roast the veg
Preheat the oven to 350 degrees/gas Mark 4./180C.
Cut the vegetables into irregular slices.
Add the veg to a roasting tray, then toss to coat them on olive oil & salt. Roast for approx 25-30 minutes until cooked.
To make the curry
Add the oil to a large pan and heat to a medium heat, then add in the onion. Fry for approx 8-10 minutes until soft and browning. Add in the garlic and ginger and stir for another few minutes, then add in the cumin seeds, turmeric, garam masala and the chilli flakes. Cook for a further minute, then add the water to the pan.
Dollop in the peanut butter and simmer for a further 6-7 minutes.
Finally, add the coconut yogurt, salt and roast potatoes and veg. Stir to combine well.