Shrimp Sandwiches

PREPARATION:

• 1

  For the Sandwiches: Thinly slice the cucumber and the radish with a cheese or vegetable slicer. Mix in the lemon zest and the oil, then season with salt and pepper.

• 2

  For the Dill Mustard Mayonnaise: Whip the egg yolks with the coarse mustard, then carefully add the oil. Season with lemon juice, salt and pepper