1. If the eggplant is cut into pieces and steamed, it will be cooked in about ten minutes, because the heated area is large and it is easier to steam.

2. If the eggplant is cut into large pieces, it can be cooked in about 15 minutes. Be careful not to steam for too long, because the eggplant will be a little old when steamed for too long, and the eggplant tastes bad at this time.