6 slices (6 ounces) Westphalian or Black Forest ham, thinly sliced
1/4 cup apple butter
1 tablespoon stone-ground mustard
2 Kaiser rolls, split
4 ounces sliced Emmental or other Swiss cheese
1 small cucumber, very thinly sliced
Bibb or Boston lettuce leaves
In a small bowl, stir together apple butter and mustard. Spread apple butter mixture on cut surfaces of Kaiser rolls. Fill Kaiser rolls with ham, Emmental cheese, cucumber slices, and lettuce leaves.