In a large skillet, stir together butter, brown sugar, rum, corn syrup, cream, and salt. Bring to a boil over medium-high heat; cook, stirring occasionally, 2 minutes. Reduce heat to medium-low. Add banana, pecans, and lemon juice; cook until banana is slightly softened, approximately 2 minutes.
Recipe by Taste of the South at https://tasteofthesouthmagazine.com/banana-bread-pudding/