Preheat the oven @ 180 deg C and prepare 9-inch springform cake pan with butter and dust with little flour.
In a bowl mix all dry ingredients (spelt flour, almond powder, salt, baking, rosemary).
In a stand mixer beat the eggs and sugar until the mixture become pale in color, add the orange zest.
start to add the olive oil very slowly. Mix until the olive oil is fully incorporated.
Mixing in low speed add in small batches the dry ingredients. With a rubber spatula remove any remaining flour on the sides or the bottom of the bowl and continue mixing at low speed.
Add the milk very slowly mix at low speed, then add the orange juice and continue blending until incorporated.
pour the mixture in the cake pan and bake for 45 min, Pre-heated oven settings: top-bottom fan (if available), 180 deg°C.
To check if the cake is ready, insert a wooden pick in the center of the cake, It should come out clean.
Let it cool in a cooling rack. Store at room temperature up to 3 days.