Orecchiette with Cremini Mushrooms and Kale

salt

orecchiette pasta

good quality extra virgin olive oil

large onion, peeled and diced

cremini mushrooms, chopped

100% baby kale, stems removed and roughly chopped if desired

garlic cloves, minced

red pepper flakes

freshly ground black pepper

freshly grated Parmigiano-Reggiano

fresh parsley, finely chopped as garnish (optional)