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         In
        making a
        dense and fudgy American-style chocolate butter cake
        three types of chocolate can be used:
        cocoa powder,
        unsweetened chocolate,
        dark chocolate (semisweet or bittersweet) or a
        combination thereof.  All three of these chocolates
        make delicious butter cakes but having a basic understanding of them
        will help you in choosing a recipe or to simply explain why one
        chocolate cake recipe is different from another. When used alone in cakes,
        cocoa powder
        imparts a full rich chocolate flavor and dark color.  Cocoa
        powder can also be used in recipes with other chocolates (unsweetened or dark)
        and this combination produces a cake with a more intense chocolate flavor than if
        the cocoa wasn't present.   Most recipes call for
        sifting
        the cocoa powder with the flour but to bring out its full flavor it can
        be combined with a small amount of boiling water.  (If you want to
        try this in a recipe, substitute some of the liquid in the recipe for
        boiling water.)  Often times, you may notice that more butter and
        leavening agent are used in recipes containing cocoa powder.  This
        is to offset cocoa powder's drying and strengthening affect in cakes. 
        There are two types of unsweetened cocoa powder: natural and
        Dutch-processed and it is best to use the type specified in the recipe
        as the leavening agent used is dependent on the type of cocoa powder.  
        Some prefer using Dutch-processed cocoa as a slight bitterness may be
        tasted in cakes using natural cocoa and baking soda.  
        
Unsweetened chocolate imparts an
        intense pure chocolate flavor in cakes.  This is chocolate in
        its purest refined form which has no sugar
        added hence its strong and bitter flavor that cannot be eaten out
        of hand.  Mainly used in American style cakes and in recipes that
        contain lots of sugar and fat.  Sometimes it is combined with dark chocolate
        or cocoa powder in recipes to
        further intensify the chocolate flavor in the cake.  The most
        common and readily available unsweetened chocolates are found in grocery
        stores (Bakers and Hershey's).
 
        Dark chocolate gives a less
        intense chocolate flavor in butter cakes than unsweetened chocolate and cocoa
        powder.  The flavor of the chocolate in a cake is 
        dependent on the brand used as each has its own unique formula (type of
        beans, processing technique, amount of sugar added).  In making an
        American style layer cake where there are so many other competing
        flavors, brands found in grocery stores (Baker's, Hershey's, or
        Ghirardelli) are adequate.  The more expensive American brand (Scharffen
        Berger) or European brands (Lindt, Callebaut, Valrhona, Cacao Barry)
        have such depth and nuances of flavor that are better showcased in cakes
        or tortes that have less ingredients that won't diminish or mask
        their fine taste.  I would recommend saving the expensive chocolate for the
        cake's filling and/or
        frosting where you can appreciate the smooth and creamy texture and
        complexity of flavors. No matter what chocolate you choose
        for your chocolate butter cake, good ingredients and proper technique
        will always ensure excellent results. |