Mix whole wheat flour, dry yeast, salt, and sugar well.
Add warm water and milk, then knead the dough.
Add olive oil to the dough and knead until smooth.
Cover and let it rise in a warm place for 1 hour.
Shape the dough and place it in a bread pan.
Let it rise again for 30 minutes for the second proof.
Bake in a preheated oven at 180°C for 35 minutes.
Let cool to finish.