1. Preheat oven to 400°F. Place the 2 tablespoons butter in a 12-inch oven-going skillet or round heavy metal baking pan. Place skillet in oven for 3 to 5 minutes or until butter is melted.

2. Meanwhile, in a medium bowl beat eggs with a wire whisk or rotary beater. Add flour, milk, and salt; beat until smooth. Immediately pour batter into the hot skillet. Bake for 20 to 25 minutes or until puffed and well browned.

3. For brown sugar-banana sauce, in a small saucepan combine the 1/2 cup butter and the brown sugar. Cook and stir over medium heat until melted. Add bananas; cook about 2 minutes or until heated through, stirring gently. Carefully stir in rum; heat through.

4. To serve, spoon sauce over pancake. If desired, sprinkle lightly with powdered sugar and serve with whipped cream. Serve warm.

Make-Ahead Directions:

Prepare brown sugar-banana sauce as directed in Step 3. Place in an airtight container; seal and chill for up to 24 hours. To serve, place in a small saucepan. Cook and stir over medium-low heat until heated through. Prepare Puffed Oven Pancake as directed. Serve pancake with brown sugar-banana sauce.