2.
Toss the vegetables in 1tbsp olive oil, salt and pepper.
3.
Roast vegetables for about half an hour, checking as timings will vary depending on how small you chop them.
4.
Cook your pasta according to the instructions, then drain and set aside.
5.
Whisk together 3 tbsp olive oil, the vinegar, mustard and garlic. Season to taste.
6.
Grill your halloumi in a pan for a few minutes on each side until browned nicely.
7.
Toss pasta with vegetables and basil in the dressing, and then add in chopped pieces of halloumi, if using.
8.
Add more basil to serve and season again to your taste.