01 -
1½ cups Parmesan cheese, shredded.
02 -
1 cup heavy whipping cream.
03 -
1½ cups mozzarella cheese, grated.
04 -
½ tsp smoked paprika for flavor.
05 -
¼ tsp ground black pepper.
06 -
½ tsp table salt.
07 -
1 tsp garlic powder.
08 -
3 large sweet onions (about 1.5 pounds), cut into ½-inch slices.
09 -
2 tablespoons of unsalted butter, diced.
10 -
Optional: a bit of chopped fresh parsley as decoration.