Good source of vegetarian protein foods in the Mediterranean diet includes lentils, beans as they provide protein, complex carbohydrates and fiber content. Nuts and seeds also deliver protein and healthy fat calories.
You could amp up the protein content with whole grains like quinoa and vegetables with considerable amounts of protein like spinach, beet and mustard greens, green peas brussels sprouts and broccoli. View the Protein chart detailed by Whfood.com
Mediterranean diet recommends fish as the preferred animal protein at least twice weekly and other animal proteins of poultry, eggs, and dairy (cheese or yogurt) in smaller portions sparingly in a week.