01 - Spread softened butter evenly on one side of each bread slice, ensuring complete coverage to the edges for even browning.
02 - Place two bread slices buttered side down on a clean surface. Layer two cheese slices on each, then top with remaining bread slices, buttered side up.
03 - Heat a large skillet or griddle over medium heat for 2-3 minutes until properly heated.
04 - Add assembled sandwiches to the pan. Cook for 3-4 minutes per side, pressing gently with a spatula, until golden brown and cheese is fully melted.
05 - Remove from heat and let rest for 1 minute to set. Cut in halves or quarters and serve immediately while hot.