- STEP 1
Chop onion and garlic and add to the saucepan, along with pasta and both cheeses.
- STEP 2
Add stock to the pan, lightly stir and cover. Simmer for around 15 minutes or until pasta is cooked.
- STEP 3
Before serving, stir in Spinach (and maybe some fresh tomato) and serve with additional Parmesan.