Wash and clean the beans, cut them diagonally in half and then cut them lengthwise. Cook the beans in boiling salted water for about 12 minutes, remove and rinse with cold water. Boil the eggs in boiling water for about 2 minutes, take them out and quench with cold water. Peel and halve the eggs
Finely chop the olives. Peel garlic and chop finely. Mix olives, garlic, olive oil and vinegar, season with salt. Wash parsley, shake dry and pluck the leaves from the stalks. Wash the cucumber, grate dry and cut into slices
Spread slices of bread with butter, cover each with 1 slice of roast pork. Spread beans, cucumber slices and 1 egg each on top. Spread olive salad on top and sprinkle with parsley