When a recipe calls for unsalted butter, as most (and nearly all baking) recipes do, how important is it to stick to the script? In other words, what's the harm in using salted butter in place of ...

Butter is a magical ingredient that makes veggies taste better; however, it's not always an option. Luckily, this butter substitute is a rich upgrade.

Add Yahoo as a preferred source to see more of our stories on Google. Ahead, get the skinny about this versatile, affordable cooking fat—and to discover the best (and worst) ways to use it.