A sweet potato casserole is a MUST HAVE on all of our Holiday tables.  There is just something so wonderful about the rich, creamy and fluffy casserole that makes the Holiday’s something super special.   In the past most of our casseroles have just had a brown sugar crumb topping because some of my family likes marshmallows and some like pecans and some like both and even a few that don’t like any so it was just easier to keep it minimal…well this year I decided to try and make (almost) everyone happy.  I made a traditional sweet potato casserole loaded with brown sugar, butter, half & half and then topped with…