Chop the olives finely.
Put whole wheat flour, rolled oats, and cocoa powder into a bowl and mix.
Add dry yeast, salt, and sugar and mix again.
Add olive oil and warm water, then knead.
Add the chopped olives to the dough and mix in.
Shape the dough into a ball.
Let it rise in a warm place for 1 hour (first proof).
Shape the dough into rolls and place them on a pan.
Let them rise for another 30 minutes (second proof).
Bake in a preheated oven at 180°C for 20–25 minutes.