A couple who fulfilled their dream of converting an old toilet block into a micropub will be expanding the site. Dave and Sasha Miller opened The Cotton Mill Micro Pub in Station Road, Swanley, in 2018 after years of working as general managers at pubs in London. Dave, 37, first found out about the block after seeing it being advertised as an office space. He told KentOnline: “The big drive for me was that I wanted to use a building which already had character. “I didn’t want it to be yet another micropub which opened in yet another shop. It just doesn’t have the same feel or story. “I did all…