You have to respect Trader Joe's for addressing such an important issue: that steelcut oatmeal takes forever to cook. Sometimes up to 45 minutes, it's just too long to justify outside of a weekend breakfast luxury. But wait. Trader Joe's is now selling frozen steelcut oatmeal—three words you never thought you'd hear together—and it's ready in less than three minutes. Which got us thinking, what if we made a big pot of steelcut oatmeal and started freezing it in an ice cube tray?