Pencils & Cables - Belts Pencils and Cable sweets are retro sweets that come in a range of shapes and sizes, they tend to be similar to liquorice sweets as they have similar elastic qualities as the former. Cables and Pencils are made using the corn-starch moulding process and it is then tipped into individual moulds ready to turn into the desired shape. Pencils are loved by kids and adults alike with many different varieties to choose from.