01 - Combine cream cheese, chives, dill, parsley, lemon juice, garlic powder, salt, and pepper in a mixing bowl. Blend until completely smooth and herbs are evenly distributed.
02 - Lay out bread slices on a clean work surface. If using butter, spread a thin layer on each slice to create a moisture barrier and prevent sogginess.
03 - Divide herb cream cheese mixture evenly among all bread slices. Spread to edges in a thin, uniform layer ensuring full coverage.
04 - Arrange cucumber slices over half the prepared bread slices, overlapping slightly for even coverage. Season cucumbers lightly with salt if desired.
05 - Place remaining bread slices cream cheese side down over cucumber layers. Press gently but firmly to adhere layers together.
06 - Trim crusts if still present. Cut each sandwich diagonally into quarters to form triangles, or into rectangles for traditional finger sandwich presentation.