→ Vegetables
01 - 1 large English cucumber, thinly sliced
02 - 2 tablespoons red onion, finely chopped
03 - 2 tablespoons fresh dill, chopped
→ Dressing
04 - 3 tablespoons mayonnaise
05 - 2 tablespoons Greek yogurt
06 - 1 teaspoon lemon juice
07 - 1 teaspoon Dijon mustard
08 - Salt and black pepper, to taste
→ Bread
09 - 8 slices soft white or whole wheat sandwich bread
10 - 2 tablespoons unsalted butter, softened (optional)