how long to bake baked beans
{{model.addEditText}} Print. 1  Prep. 2  Cook. 3  Ready In.  Preheat the oven to 350 degrees F (175 degrees 1  C). In a 9 inch square baking dish, stir together the baked beans, onion, mustard, ketchup, brown sugar and apple.  Bake uncovered for 45 minutes in the preheated oven, until the bacon is crisp and beans are bubbling hot.