These lists are by no means exhaustive but rather to give you some inspiration or ideas.
Fruits and Vegetables
All of these count towards your 800g a day and you can eat them in any manner; roasted, boiled, raw, sautéed, in a soup or smoothie, frozen, baked etc.
Most meats and animal products contain higher amounts of protein.
Aim to eat less processed carbs but there is room every so often for things like bread and pasta.
Fats are essential for brain function – it is important to eat at least 50g a day.