Here are ten ways. Use an Insulated Food Container. An insulated food container is a great way to keep rice warm throughout a party. ... Use a Rice Cooker. ... Wrap It in foil. ... Use a Thermos. ... Place It in a Preheated Oven. ... Preheat Your Serving Bowls or Plates. ... Use a Heat Lamp. ... Put It in a Microwave. More items...