Sometimes though, you might not have a spare lemon to zest, or the time to go and buy some in store. So you may be wondering if some leftover dried peels or other lemon substitutes are a good swap ...

Add the dried linguine, reduce to a simmer ... Add the grated parmesan and the lemon zest to the eggs and mix to combine. When the pasta has about five minutes left to cook, heat a non-stick ...