S.L. 449.50 Art. 9from cocoa contains not butter and or starch.

Chocolate familiar a la taza designates the product obtained products, sugars, and flour or starch from wheat, rice or maize, which less than 30% total dry cocoa solids, including not less than 18% cocoa not less than 12% dry non-fat cocoa solids, and not more than 18% flour