Dissolve the Yeast in a few spoonfuls of water. Sift in the flour and set 3 spoonfuls of it aside. Add Sugar, Salt, Milk, Water, Egg and finally the dissolved Yeast. Mix together the ingredients by hand or with a wooden spoon and then work the dough well before adding the remaining Flour.
Once the dough has been formed, gradually add Flour spoon by spoon until the last one. Add Butter, add the remaining Flour and finish kneading. Form the dough into a ball.
Cover the dough and leave it rise for 45 minutes.
Divide dough into 8 equal pieces of about 110g and form the balls and leave them covered for 10 min
Re-shape the rested dough into balls and place in a baking tray (43x35cm) lined with baking paper. Leave covered for 25 minutes.
Thin the balls into buns with a wet hand and leave them covered for another 30 minutes before baking.
Coat with water, sprinkle with sesame seeds and bake in a preheated oven for 15-17 minutes; electric oven at 200 ° C (400 ° F) and gas oven 6
Coat the baked rolls with a mixture of oil and water, and place on a wire rack to cool.