For myself, I put about a third of a cup of rolled oats in first and blend them into a powder. (aggieskitchen.com)
If you're asking my personal opinion, I give my dog 2 cups of dry dog food in lunch and dinner and in breakfast I give her 1 cup of oats in milk. (lovelybordercollie.com)
I love using quinoa flakes as a replacement for rolled oats in recipes. (greenkitchenstories.com)