Dairy-Free Sweet Potato Casserole by Jennifer Hallmark | Feb 5, 2014 | Dairy-FreeSweet Potato Casserole 3 large cans sweet potatoes ( I prefer mashed) 1 cup sugar 3 eggs 1 tablespoon vanilla 1 stick Blue Bonnet light margarine (dairy free) Drain and mash potatoes if not already mashed. Add 1 cup sugar, 3 eggs, 1 tablespoon vanilla, and 1 stick...