Chuck Siegel has been championing creative ways with chocolate in San Francisco since 1987, but his eponymous range, made of fine beans, organic milk, cream, nuts and fruit, and devoid of all things artificial, is his greatest triumph.

$4.50, from Bi-Rite Market, 3639 18th Street,

San Francisco, tel: 1.415 241 9760, www.charleschocolates.com