Once dough is doubled in size, punch down and knead a little, shaping into a log.
Slice log into 6 portions
Shape each into a ball
Cover with cling wrap and let stand for 20-30 minutes
Preheat oven 375 F
Shape topping into a log, slice into 6 portions. Roll flat each portion and place on each bun
With a knife make a cut on topping, shaping topping into seashell
Bake Conchas for 18 minutes
Cool on rack