Preheat the oven to 200C/fan 180C/gas mark 6. Line a large shallow baking tray with parchment paper.
Place all the grated vegetables into a large bowl and mix together. Add the remaining ingredients and mix really well, squishing it all together until evenly mixed. Set aside to soften for 15 minutes.
Mix once more then divide into 8 in the bowl, then take each portion and form into two little sausages. Place onto the lined baking tray then repeat with the remaining mixture to form 16 sausages.
Place in the oven to bake for 25 minutes until the vegetables are tender and the croquette golden brown on the outside, .