I am a big dark choc fan and lurve really good stuff like ;
Valrhona (they do these fab little tins like mini peas!! bitter rich choc and you just pop them in from the tin) fabby fabby!!
Green & blacks
L'artisan chocolates
Good stuff really does just melt in the mouth
I like the odd cadburys dairy milk bar when in a choc fix need!! OOOh and the small wrapped ones you get in bag in m&s, they are yum.