Preheat oven to 325 degrees and set rack to the lower-middle rack position.
In a deep skillet, heat olive oil over medium heat. Add diced onion and pepper and sauté for about 5 minutes, until softened
Add remaining ingredients and stir to combine well. Let the mixture simmer for a minute or so.
While the mixture is simmering, spray a 13x9 baking dish with non-stick spray.
Put Curly's ribs into baking dish.
Pour bean mixture on top of Curly’s Ribs.
Bake for 90 minutes.