The Birthday Party Staple
Marks & Spencer’s Colin the Caterpillar cake is a genuine cultural landmark. Since 1990, the chocolate sponge roll filled with chocolate buttercream has been the centrepiece of countless British birthdays. Its construction is specific and unchanging: a milk chocolate shell, a solid white chocolate face, and a scattering of sugar-coated chocolate beans along its back.
For over three decades, the core, full-size cake has remained stubbornly consistent in its flavour profile. While a female companion, Connie, was introduced, she was built from the same components. The essential formula has not been altered. It is a reliable constant.
The Colin Brand Universe
In recent years, the Colin brand has expanded dramatically. The strategy, however, has focused on creating a party ecosystem around the cake, rather than producing variations of the cake itself. The current product list is long, but it is dominated by confectionery and partyware.
You can buy M&S Colin the Caterpillar Softies, Speckles, Cola Gums, Cherry Gums, and Fruit Sours. There are even Mini Colin the Caterpillar Cakes, but these are simply smaller facsimiles of the original. The range extends to non-edible items like Colin the Caterpillar Party Cups and Paper Plates. The cake is the anchor. Everything else is a satellite.
A Fundamental Flavour Shift
This new concept design proposes a fundamental change. The mockup shows a full-size Colin cake reimagined with Nestlé’s Milkybar white chocolate. The familiar log is still there, but it is coated in a thick layer of white chocolate, complete with white chocolate feet and the signature grinning face.
This is not another spin-off bag of sweets. It would be the first true flavour innovation for the main event, taking the classic product into completely new territory. It would mean a choice between milk and white chocolate for the first time, breaking a long-standing tradition of a single, definitive Colin.
What the real range looks like
The official M&S Colin the Caterpillar range is extensive, but the full-size cake has remained a single milk chocolate flavour. The brand extensions are mostly confectionery, including Softies, Speckles, Cola Gums, and Fruit Sours. A Milkybar edition would be the first major flavour variant of the core cake itself, sitting alongside the classic rather than in the sweets aisle.
- M S Colin the Caterpillar Cake
- M S Colin the Caterpillar Softies
- M S Colin the Caterpillar Speckles
- M S Colin the Caterpillar Cola Gums
- M S Mini Colin the Caterpillar Cakes
- M S Colin the Caterpillar Fruit Gums
- M S Colin the Caterpillar Party Cups
- M S Colin the Caterpillar Party Time
- M S Colin the Caterpillar Sour Stomps
- M S Colin the Caterpillar Cherry Gums
Frequently asked questions
- What flavour is the standard Colin the Caterpillar cake?
- The original M&S Colin the Caterpillar is a chocolate sponge roll with chocolate buttercream, covered in a milk chocolate shell with a white chocolate face and feet.
- Does M&S sell other flavours of the Colin the Caterpillar cake?
- Currently, M&S does not offer flavour variations of the large Colin the Caterpillar cake. The expanded range consists of smaller confectionery items, miniature versions of the original, and party supplies.
- Is the Milkybar Colin the Caterpillar cake real?
- No, it is a Snackfish — a mockup created by UK Snack Attack — and it is not sold anywhere.
More like this
- A Smarties Colin the Caterpillar Cake Mockup Appears
- A Look at M&S Strawberries & Cream Doughnuts
- A Terry’s Chocolate Orange Colin the Caterpillar Cake
You have been Snackfished!
Snackfish :
[sn-a-ck-fish] verb
A snack that lies about its legitimacy as an official product online for internet clout and attention. Most commonly fabricated in Adobe Photoshop or using the unofficial Snackfish AI