Pistachio Cream Sauce - cooking recipe

Ingredients

1/4 cup unsalted pistachio nuts, ground coarsely
1/2 medium white onion, chopped
2 tablespoons olive oil
1/2 cup heavy cream
1/2 cup parmigiano-reggiano cheese, grated
salt, to taste
pepper
crushed red pepper flakes

Preparation

Heat oil in medium saute pan.
Saute Onions until Translucent (not caramelized).
Add pistachios and enough olive oil to lightly coat.
Cook for about a minute, the pistachios should not change color.
Add cream until heated throughout.
Remove from heat.
Add seasonings to taste.
Serve over pasta of choice.
Top with grated cheese.