I answered
Yes

Why did I say "Yes"? The fact that in grain crops contains up to 26% protein, protein, fiber ... is contained, both in soup and in grain, the processes that occur in the grain resemble soupovarenie ... you saw how the elevator burns with grain? When moisture gets on the grain, the processes that lead to an increase in the temperature of the grain begin, here the soup is boiled ... boils)) Yes ... the grain quickly turns sour with improper storage, like soup))
It's about the live grain, not the processed croup, which is not suitable for further landings. But also in the croup contains protein, various proteins. How do you know if there is life on Mars? Send the broth there, or soup, or grain, if it's sour, then there's life!)) The germ of the embryo of grain approximates its amino acid composition to proteins of animal origin, if we eat sprouted grain, then eat a young lamb))