Cucumber Tea Sandwiches

Deselect All

1 stick (4 ounces) salted Irish butter, such as Kerrygold, at room temperature

2 tablespoons chopped fresh parsley

1 tablespoon chopped chives 

1 tablespoon finely minced shallot

1 teaspoon lemon zest plus juice of 1/2 lemon

12 slices brioche bread (1/2-inch slices), crusts removed 

24 thin lengthwise slices Persian cucumber (1/4-inch slices) 

Kosher salt

3 to 4 small red radishes, thinly sliced into rounds 

1 cup frisee, broken into small pieces