Round bread loaves with cheese

1 kg flour
500 g brined cheese
5/2 cupfuls yoghurt
3 eggs
1 tsp baking soda
100g butter

Mix the flour, yoghurt baking soda, eggs and crumbled cheese. Prepare a dough and divide into 15 pieces. Shape each into a round loaf, making a hole in the middle, placing a piece of butter inside. Bake in a moderate oven in a dish lined with butter.