4 cup fresh tilapia fillets, patted dry
1 tbsp blackened Cajun seasoning blend
1 cup heavy whipping cream
3/4 cup freshly grated Parmigiano-Reggiano cheese
4 cloves garlic, finely minced
1/4 tsp freshly grated nutmeg
Kosher salt and freshly cracked black pepper to taste
5 cups rich warm sauce (simmered until velvety and smooth)