Heat olive oil in a large skillet over medium heat. Add chopped onion and garlic, sauté until translucent.

Add crushed tomatoes and white wine, bring to a simmer. Season with salt, pepper, and red pepper flakes.

Let the sauce cook for about 15 minutes to thicken.

Add the prawns to the sauce and cook for about 5-7 minutes until they are pink and cooked through.

Stir in chopped parsley before serving.