Marshmallow Sweet Potato Casserole

0 Preheat oven to 350 degrees. Bring a large pot of water to boil and cook the diced sweet potatoes until they are fork tender. Drain off the water and add them into a large mixing bowl. Add the eggs, white sugar, 4 tablespoons melted butter, vanilla extract, milk, and ground cinnamon. Using an electric hand mixer, mix until well combined and it develops a smooth consistency.
1 In a small mixing bowl add the 3 tablespoons melted butter, brown sugar, all-purpose flour, chopped pecans, and stir together until well combined and it forms a loose paste consistency.
2 Transfer sweet potato mixture to a 9x13 baking dish and smooth the top. Evenly add the brown sugar topping to the top of the casserole and bake at 350 degrees for 20-25 minutes until the topping is slightly browned.
3 Remove from the oven and add the marshmallows to the top of the casserole. Return to oven for an additional 5-10 minutes until the marshmallows are slightly toasted. Serve & enjoy!