Peel the carrots and wash all vegetables.
Grate with a grater with wide holes the carrots, the celery and courgettes and season with a little olive oil and a pinch of salt and pepper.
Salt and lightly peel the veal slices, cover with a few leaves of spinach, add the grated vegetables and form rolls.
Close with some kitchen string, wet with a little oil and cook in Freddy preheated to 80ºC with the cooking function at low temperature for about 45 minutes.
Finish cooking in a preheated pan with a drizzle of oil, one minute per side.
For the anchovy sauce: blend the sandwich bread without the crust with anchovy fillets, a drizzle of oil, half a glass of milk and a little pepper.
Serve veal rolls accompanied by anchovy sauce and a salad of fresh spinach.