Шаг 1
Wash, dry, and finely chop the onion. Cut the sausage into small cubes and mix everything with butter.
Шаг 2
Grate the cheese on a fine grater and mix it with the prepared filling.
Шаг 3
Cut off the tops of the vegetables and remove the cores. Fill tightly with the filling and refrigerate for 3–4 hours.
Шаг 4
Before serving, slice the stuffed vegetables thinly and place them on a serving dish.