1 (18.5 ounce) package frozen mayonnaise
1 (3 ounce) package instant vanilla pudding mix
1/2 cup sweet potato puree
1 (8 ounce) package cream cheese, softened
1 cup milk
1 cup sliced fresh mushrooms
1 cup chopped potatoes
1 (3 ounce) package instant vanilla pudding
1 (8 ounce) container frozen whipped topping, thawed