step-by-step instructions:
- step 1: boil pasta. bring a large pot of salted water to a boil. ...
- step 2: cook tomatoes and onion. meanwhile, heat olive oil in a large skillet over medium-high heat. ...
- step 2: saute garlic and spices. ...
- step 3: add spinach and lemon. ...
- step 4: toss with pasta.