By Dave Cathey dcathey@oklahoman.comEDMOND — Local baker Lynn Muir believes any good pie narrative begins with scratch ingredients and a crust made by hand, and Happy Plates Concepts has partnered with her to offer story time by the slice.Railyard Pie Company, 19 W 1st St., Suite 150, opened Monday and it's a collaboration that popped straight from the oven and in the front door for Sunnyside Diner owners Aly Cunningham and Shannon Roper."Aly and I happened to be in Sunnyside Diner No.Read more on NewsOK.com