
Start by placing the ground beef sticks in a grater.
Transfer to a large pot over medium heat with boiling water and cook for 5 minutes.
After this time has passed, remove from the heat and set aside.
In a medium bowl, add the diced tomatoes, the grated mozzarella cheese, the mushrooms cut into smaller pieces and the mayonnaise.
Season with the black pepper, the salt and mix everything very well until combined.
In a large baking tray add the onions thinly sliced into rings and spread them out to cover the bottom.
Then, cover the onions with the medium thinly sliced potatoes.
Season with the salt, the black pepper and cover with the zucchinis also cut into slices.
Add the mixture we prepared and spread it out.
Next, add the beef sticks.
Season with salt and chimichurri to taste.
Add the grated mozzarella cheese.
Place in a preheated oven at 180° C (350° F) and bake for 30 minutes.
Serve.