how long to cook beef ribs in oven
1 Preheat the oven to 325Â°F. 2  Drain the ribs (reserving the sauce), and place them in a large roasting pan, bone-side down. 3  Brush with sauce, and bake for 30 minutes. 4  Remove from oven, and turn the ribs over, brush with additional sauce, bake for another 30 minutes. Drain the ribs (reserving the sauce), and place them in a large roasting pan, bone-side down. 2  Brush with sauce, and bake for 30 minutes. 3  Remove from oven, and turn the ribs over, brush with additional sauce, bake for another 30 minutes.