Following the Mediterranean diet means you have to follow these guidelines better still commandments:-

Olive oil should be the oil medium for most preparations. It stresses the use of olive oil since it is rich in monounsaturated fats, which are known to counteract the effect of animal fats and not raise cholesterol level in blood. Ultimately protecting the heart.

Consumption of fruits, vegetables, breads and cereals (such as pasta, beans, nuts and seeds) has to be in excess and high.

Fish and poultry should be eaten in moderation.

Wine preferably red wine should be consumed two to three times a week.
The diet should be low in eggs (say none to four times a week) and red meat.