Step 1

Peel the potatoes and put in a large pan with water along with the sausages. Cook until the potatoes are tender enough to be mashed.

Step 2

Drain and mash the potatoes. Set aside. Chop the sausages and set aside.

Step 3

In a large pan, add the butter, ½ grated onion, mashed potatoes, and milk. Mix until it becomes a puree. Season with salt and pepper. Set aside.

Step 4

In a large pan, put the oil, chopped onion, green chilli and mix until the onion is transparent.

Step 5

Add the chopped sausage, tomatoes, and salt. Cook until the tomatoes are soft and become a sauce. Sprinkle in the parsley and green onions. Mix gently. Set aside.

Step 6

Preheat the oven to 200ºC (400ºF).

Step 7

In a large, oven-safe casserole dish, smooth a layer of half the potato puree, a layer sausage sauce, mozzarella, then the remaining potato puree.

Step 8

Sprinkle the top with parmesan cheese and chopped parsley.

Step 9

Bake for 35 minutes or until the cheese is melted and the top layer is turning it is golden.

Step 10

Enjoy!