From caterpillar-inspired cakes to its ever-surprising flavour combinations and seasonal launches, M&S is good at thinking outside of the box. Now, the supermarket has put its signature quirky twist on home fragrance, by launching a set of scented candles that look just like its popular canned cocktails including mojito, pina colada, pink passion star martini and gin and tonic. The 'tinnies' have become a staple of pre-picnic and party supermarket runs, train journeys and picky bit spreads, so the design of the candles alone is probably enough to make a lot of M&S cocktail fans curious. But beyond the playful aesthetic, are they simply a novelty? Would cocktail-inspired candles really carry notes of gin or rum? Keen to find out, I got my hands on the set to test their scent throw, potency and overall fragrance. All of the candles feature a glass design and a pop-off lid, and boast a burn time of up to 100 hours.…