Prep Time: 10
Cook Time: 6
Serves: Serves: 2
Spread butter over one side of each slice of bread. Turn bread over onto a sheet of waxed paper or work surface. Arrange 2 slices of cheese over each slice of bread. Arrange chicken breast over 2 of the bread slices. Sprinkle seasonings over chicken. Spread mustard over chicken. Close sandwiches.
Heat a large nonstick skillet or griddle over medium heat until hot. Add sandwiches; cook 3 minutes per side or until golden brown and cheese is melted. Cut diagonally in half.