Oven temperature: 190 °C/375 °F
In a bowl, mix flour with baking powder. Using a food processor, combine flour mixture with cold butter, for about 1 minute.
In another bowl, mix yogurt with eggs, olives, and green onions. Combine dry ingredients with wet ingredients using your hands. Add diced cheese and mix again. Pour the mixture into a greased loaf pan and bake in the middle oven rack for about 1 hour.