1- In a saucepan, steam the whole zucchinis. The zucchinis should remain slightly crunchy.
2- Remove the zucchinis and cut them into thick slices.
3- Slice the mozzarella. Set aside.
4- In a small bowl, whisk together the olive oil, green pepper, salt, lemon juice, and chives.
5- To serve, transfer a few zucchini slices and a few mozzarella slices onto plates. Drizzle with the green pepper sauce.