10K Dinner/breakfast

Eat your normal dinner, high in carbs if possible. Don't eat too much or you will feel sluggish n the morning.

The morning of the race eat several hundred calories high in carbs around 2 hours before the race, banana, yogurt, cereal, etc.

Drink a lot of water the day before. Drink a little water the morning of.

Show up early for the race because the bathroom lines will be long.

Run fast.