If you want to settle an argument about which Cadbury bar crams in the most, it's not close: Picnic stacks in far more ingredients than Boost. Whether that makes it the better bar is a different question entirely.
Picnic: six things in every bite
Picnic was first sold in the UK in the 1950s, built around peanuts, raisins, caramel, nougat, biscuit and puffed rice, all held together in milk chocolate. That's six distinct components working in one bar - a genuinely unusual amount of going-on for a single-finger chocolate bar, closer in spirit to a loaded flapjack than a typical filled bar.
Boost: fewer parts, sharper focus
Boost arrived decades later, launched by Cadbury in 1985 as Coconut Boost before being reworked into the caramel-and-biscuit bar sold today. It keeps things simpler - a crunchy biscuit centre wrapped in chewy caramel, coated in milk chocolate. Two fillings rather than Picnic's six, built for a cleaner contrast of textures rather than variety.
So which has "more going on"?
By ingredient count, Picnic wins easily - nuts, fruit, nougat, biscuit and rice is a lot to fit under one chocolate coating. Boost makes a deliberately narrower case: fewer components, each one doing more work. If you want variety in every bite, Picnic is the busier bar. If you want two textures done well, Boost is the tighter build.
What we stock
We carry the Cadbury Picnic Chocolate Bar 4 Pack 128g, alongside Cadbury Boost Chocolate Bar 48.5g and the Cadbury Boost 4 Pack Multipack 126g.
Frequently asked questions
What's actually inside a Picnic bar?
Peanuts, raisins, caramel, nougat, biscuit and puffed rice, all coated in milk chocolate - six ingredients working at once, more than almost any other UK chocolate bar.
What's inside a Boost bar?
A crunchy biscuit centre wrapped in chewy caramel, coated in milk chocolate - two fillings rather than Picnic's six.
Which bar is older, Picnic or Boost?
Picnic, by around three decades. It was first sold in the UK in the 1950s. Boost didn't arrive until 1985, launched as Coconut Boost before being reworked into today's caramel-and-biscuit recipe.
Does Supreme Sweets stock both?
Yes - we stock the Cadbury Picnic 4 Pack and Cadbury Boost in single bars and multipacks.