Add flour, salt, sugar and yeast into a large mixing bowl, and mix well.
Slice olives and add into the mixture along with the garlic.
Using your fingers, make a well in the mixture and add the water and oil.
Use a fork to mix until a sticky dough is formed.
On a lightly floured surface, kneed the dough for 8-10 minutes.
Put the dough in a bowl, cover with a towel and leave in a warm place to prove for 45-60 minutes.
Preheat the oven at 230C.
Put the bread into a baking tin and cook for 10-15 minutes.