Sweet Potato Casserole

Classic Thanksgiving meal, so holidayish :)

6 sweet potatoes, cooked and drained
1&1/2 cups sugar
2 eggs
1&1/2 tsp vanilla
1/2 cup milk
1/2 cup butter, melted

Topping:
3/4 cup oats
3 tbsp flour
3/4 cup brown sugar
1&1/2 tsp cinnamon
1/3 cup butter, melted
1 cup crushed pecans
3/4 cup shredded coconut
mini marshmallows

    Preheat oven at 375 degrees. Prepare a 13*9 baking dish with cooking spray.  Mix cooked sweet potatoes, sugar, eggs, vanilla, milk and melted butter in a large bowl with a mixer. Pour sweet potato mixture into the baking pan.
    Mix topping ingredients ans sprinkle on top of sweet potato mixture.
    Bake uncovered for 25 minutes. Sprinkle marshmallows on top, then bake uncovered for another 5 minutes or until marshmallows are light brown.