Mix the flour, yeast water, salt and vegetable oil, put the dough in a warm place for 30 minutes to rise. Roll out in a circle plast and place into a baking sheet, covered with baking paper. Mix the sour cream with cheese, nutmeg, pepper and juice of half a lime, grease the dough with the filling. Cut leek into rings, blanch and add in the sour cream. Place salmon slice on the top and bake at 230 degrees Celsius for 10-15 minutes.