In in a large pan saut? the semolina and pine seeds for 30 minutes, stirring regularly until golden brown. In a small saucepan bring the milk, lemon, fresh butter (or oil) and sugar to the boil. Gradually add the semolina to the pan. Stir well until the semolina absorbs all the milk. Turn off the heat and cover the pot with a towel for about 30 minutes so the steam is absorbed.