You can make the rice and store it in the fridge for 3 days before it starts to loose all moisture. Rice can also be frozen for up to 4 months in an airtight container. The Bulgogi ground beef can also be made ahead and stored in the refrigerator for up to 5 days in an airtight container. It freezes wonderfully as well in a freezer safe airtight bag or container for up to 4 months.