No, I can't. You stole my underwear. -_- Not only did you steal my underwear, you took advantage of my grandmother and stole her wheat thins. She was going to eat those... You're a butt face, I hope...
The word rice is a non-count noun. The only time a plural form is used is when speaking of different types of rices. To use a non-count noun in units, we say a box of rice, a bag of rice, a cup of...