Giving Thanks for Banana Upside-Down Cake

I found this recipe on Epicurious and I think it's a perfect dessert to serve after Thanksgiving dinner!

For topping:

3/4 stick unsalted butter

3/4 cup packed light brown sugar

2 tablespoons dark rum

3 large just-ripe bananas, halved lengthwise and cut into 1 1/2-inch pieces

For batter:

1 3/4 cups all-purpose flour

2 teaspoons baking powder

1/2 teaspoon cinnamon

1/2 teaspoon grated nutmeg

1/4 teaspoon salt

3/4 stick unsalted butter, softened

3/4 cup granulated sugar

2 large eggs

1 tablespoon dark rum  

  1/2 teaspoon pure vanilla extract   

    3/4 cup whole milk    

*yield: Makes 6 to 8 servings

*active time: 30 min

*total time: 2 hr (includes cooling)