01 - 
                In a bowl, whisk together whole milk, melted unsalted butter, and salt until fully combined.
              
              
              
                02 - 
                In a separate bowl, mix cake flour, instant dry yeast, and baking soda using a spatula.
              
              
              
                03 - 
                Pour wet mixture into the dry ingredients. Stir until a dough begins to form.
              
              
              
                04 - 
                Add the finely sliced green onions and, if desired, sesame seeds. Knead briefly until evenly distributed.
              
              
              
                05 - 
                Cover with cling film and allow to rest at room temperature for 30 minutes.
              
              
              
                06 - 
                Transfer dough between two sheets of baking paper. Press gently with hands, then roll out to a thin rectangular sheet.
              
              
              
                07 - 
                Trim edges with a crinkle cut knife for a neat finish. Cut into bite-sized pieces and pierce each with a fork to prevent puffing.
              
              
              
                08 - 
                Preheat oven to 170°C. Arrange pieces on a lined baking tray and bake for 15 minutes or until golden and crisp.
              
              
              
                09 - 
                Let crackers cool completely on a wire rack before serving.