Cadbury is/was great chocolate by American/Aus standards.
If you want something comparable to Swiss chocolate by the brits then it's going to be Thorntons.
If you want something comparable to Swiss chocolate by the brits then it's going to be Thorntons.
Waitrose No1 range is the only decent ostensibly British chocolate that immediately springs to mind
https://www.waitrose.com/ecom/shop/browse/groceries/waitrose...
and it's from Italy.
Locally made (Brazil) Hershey's is a lot better.