This slow cooker recipe cooks best on high for a shorter time but you can also cook on low for 4–6 hours if that suits your timings better, switching to high when you add the cream and cornflour.
Preheat the slow cooker to high. Add all the chopped veg to the slow cooker pot and stir in the garlic, oregano, half the basil and the olive oil. Season generously with salt and pepper ...