Step 1

In a small bowl, mix all the vinaigrette ingredients. Set aside for later.

Step 2

Prepare pasta in a large pot according to packet instructions. Save 1 cup of pasta water for later.

Step 3

While the pasta is boiling, heat olive oil in a large pan on medium-high heat.

Step 4

Add sliced onions and gently saute for about 3 minutes until translucent and fragrant.

Step 5

Next, add garlic & tomatoes and fry for another 5 minutes.

Step 6

Add spinach and fry for 2 minutes until wilted.

Step 7

Finally, add vinaigrette & pasta water (to taste).

Step 8

Add pasta & toss to coat. Add more pasta water if desired & stir again.

Step 9

To serve, sprinkle with the remaining spinach, fresh basil, and cheese (if desired).