Preheat the oven to 180°C.
In a large bowl, mix cornmeal, protein powder, baking powder, and salt.
In another bowl, combine milk, eggs, and Greek yogurt and mix well.
Pour the wet ingredients into the dry ingredients and mix with a spatula.
Grease a pan with olive oil, pour in the batter, and spread it evenly.
Bake in the oven at 180°C for 20-25 minutes.