Step 1

Cook the spaghetti according to the package directions.

Step 2

Heat oil in a large frying pan over medium heat. Add the onion and cook until softened; about 5 minutes. Add garlic, cooking until fragrant, about 30 seconds more. Deglaze the hot pan with the wine, scraping up any brown bits. Stir in the spinach, olives, pine nuts, chile flakes, salt and pepper.

Step 3

Drain the pasta, then return it to the pot. Add the onion mixture and chicken, stirring to combine. Cook over medium heat until warmed through, about 4 minutes.

Step 4

Transfer to plates and top with feta cheese.