Wrap Brussels sprouts in bacon, crisp up those potatoes and douse everything in gravy. This is the ultimate collection of simple side dishes to make the perfect Christmas dinner. These tasty recipes are really easy and are the perfect accompaniment to your roast. Savoury crumbles are a big hit this winter, why not try the Sainsbury's gluten-free roast vegetable and hazelnut crumble. We've also got tips to help you get extra crunchy roast potatoes.