 | Womens Plus Size Thankful Pilgrim Costume Dress | Historical Costumes. Cooking up TraditionsThe first Thanksgiving party wasn't a lot like the one we celebrate today. While they ate pumpkin, the rest of the menu consisted of seafood and berries instead of turkey and mashed potatoes. But there are certain Thanksgiving traditions that have been going on since the very beginning. For instance, when Goodwife Johnson first cooked the first Thanksgiving dinner, her dog, Mayflower,... - Womens Plus Size Thankful Pilgrim Costume Dress | Historical Costumes. |