If you still have some leftovers sitting in the fridge, we've got the ultimate leftovers burrito recipe that's insanely delicious! Use up all of your leftovers from day two of your Christmas dinner or Sunday roast, from your leftover potatoes and Brussel sprouts, to cranberry and bread sauce. Wrap all of those flavours up into a bursting burrito and dip into your leftover gravy for the ultimate indulgence. So easy, but oh so delicious!