Preheat the oven to 170°C (340°F).
In a bowl, combine oats, almonds, sunflower seeds, and cocoa powder.
Add olive oil, honey, and vanilla extract, and mix well until evenly coated.
Spread the mixture evenly on a baking pan.
Bake in the oven at 170°C (340°F) for 15-20 minutes and let cool.