The cereal company is offering $5,000 each to five people as part of a new sweepstakes.
All you have to do is post a picture of yourself eating cereal for dinner on Instagram.
Kellogg's is hoping to show consumers they can enjoy cereal even if it's not breakfast time.
In addition to the cash, winners also get a year's supply of Kellogg's cereals.
More contest information available here.