17 1 calorie. Sam lava chocolate is mainly made of chocolate, sugar, whipped cream and eggs, which is a high-sugar and high-fat food. One serving is about 1 10g, in which the calories of ingredients add up to 17 1 calorie per serving, which is equivalent to the calories of three bowls of rice. Sam Member Store is a high-end membership store owned by Wal-Mart, a Fortune 500 company. Its name is taken from Mr. sam walton, the legend of the retail industry and the founder of Wal-Mart.