ST. LOUIS — The thing about going vegan is that it can be tough at first, especially at dinners you are going to with friends and family. The key is to make a dish everyone can eat and enjoy without screaming, “I’m vegan!” Caryn Dugan is an expert and so creative at cooking. She’s come up with a mushroom and sweet potato dish that’s healthy, tasty, and won’t announce itself as “vegan in the room!”