01 -
Combine flour and salt in a large mixing bowl. Make a well in the center, add eggs, milk, and nutmeg. Stir with a wooden spoon until the dough is thick and smooth.
02 -
Bring a large pot of salted water to a boil, then reduce to a simmer. Using a spaetzle maker or a colander with large holes, press the dough into the simmering water. Cook until spaetzle float to the surface, about 2–3 minutes. Remove with a slotted spoon, transfer to a bowl, and set aside.
03 -
In a large skillet, melt butter over medium heat. Add sliced onion and sauté until caramelized and golden, about 10 minutes.
04 -
Add cooked spaetzle to the skillet with caramelized onions. Gently stir in shredded cheese until melted and evenly combined.
05 -
Season with freshly ground black pepper and adjust salt if desired. Transfer to serving plates and garnish with chopped parsley. Serve immediately while hot.