Preheat oven to 350°F. Spray 13 x 9-inch baking dish with nonstick cooking spray.
Heat oil in large saucepan over medium-high heat. Add onion, bell pepper and garlic; cook and stir 2 minutes or until softened.
Add beans, frankfurters, brown sugar, ketchup, molasses and mustard to saucepan; gently stir until combined. Transfer mixture to prepared baking dish.
Stir in rice and broth. Cover and bake 30 minutes or until rice is tender.
