Gas prices making you curious about cheaper E-85 fuel? Here's what to know

MINNEAPOLIS — If you filled up this weekend, you no doubt noticed gas prices are up.

According to AAA, the average price per gallon in Minnesota is $3.94, which is a few cents above the national average.

That may have you wondering: Is it OK to try E-85 gas in your car? It's more than a dollar a gallon cheaper than regular unleaded.

RELATED: Midwest could add more ethanol to gasoline under EPA plan

WCCO went to the experts at Newgate School in Minneapolis, where they take donated cars and teach students how to fix them.

"Putting E-85 in a car that is not designed for i...