Preheat oven to 450 degrees. ... with oil and bake until tender, about 45 minutes. ... and top with marshmallows, pushing them into mixture. Bake additional 5 minutes.
Kids love them! Adults too! Pour both cans of baked beans into 9x13x2-inch baking pan. ... with layer of marshmallows. Bake at 375°F until beans are ... brown, about 15 minutes.