This recipe is broken down into four parts - the blackberry compote filling, the chocolate ganache filling, the chocolate cake, and the Blackberry Swiss meringue buttercream Blackberry compote filling: • 600 grams blackberries • 200 grams jam sugar (sugar with Pectin) • 200 grams granulated sugar • 2 tablespoons fresh lemon juice • 1 tablespoon cornstarch mixed with 1 tablespoon water. (Mix this up right before you’re about to use it) Instructions - 1. Put the blackberries, both sugars and t
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