Add back browned mushrooms. Stir. Cover and cook on low flame until rice cooked perfectly and all liquids are drained out.
You can reserve some browned mushrooms to be added after rice is fully cooked.
NO, i wouldn't recommend it. Browning mushrooms is crucial step that brings out a lot of wonderful flavors. If you add mushrooms directly to rice without browning, your mushroom rice is going to lack flavors.
Nutritional Info - Please keep in mind that nutritional information provided is only a rough estimate and can vary greatly based on products used.