Q: With summer nearing, what could be more refreshing than a Mojito?
A: A well made Mojito.
Mastering this cocktail begins with the first ingredient: mint.
The idea is to press the herb with lime juice, not turn it into a soupy mess. Use a muddler similar to this:

You want to release some of the essential oils into your mix, not the entire leaf. Only have one of those spikey muddlers? No problemo. Try using the opposite end.