step 1
Slice the leeks into large pieces, about 2 inches long
step 2
Put the leeks in a roasting tin with a splash of olive oil, season with salt and pepper.
step 3
Put in the oven at 180 (fan) for 20 mins
step 4
Core and slice the apples, then slice the halloumi into 8 slices.
step 5
Add the apples and halloumi to the leeks. Make sure the halloumi is on top so it crisps up. Turn the oven up to 200 and roast for another 20 mins then serve.