Step 1

Preheat oven to 350º F. Scrub sweet potatoes and boil or bake in the oven until tender.

Step 2

Cool, peel and mash the sweet potatoes. Stir in granulated sugar, butter, vanilla, milk and eggs, mix well. Pour mixture into a 9x13 casserole dish or individual dishes for serving.

Step 3

Mix brown sugar, flour, nuts and butter together and spread evenly over sweet potato mixture.

Step 4

Cook for 30 minutes until topping has browned. If using mini marshmallows, add them the final 10 minutes of baking. Remove from oven and serve.