Tarta de fresas con nata y bizcocho denso de chocolate
bread flour, sifted • brown sugar • unsalted butter at room temperature (softened) • dark chocolate, 70% cocoa (50% is also fine) • buttermilk (If unavailable, use 3/4 cup whole milk and 1 tablespoon lemon juice) • water (boiling when used) • large eggs • baking soda • vanilla extract • molasses or cane syrup • granulated sugar • ---------- For the filling and topping: •