F&W Test Kitchen virtuoso Justin Chapple is making a case for the plastic bag as the greatest unsung kitchen tool. He already revealed how to perfectly poach salmon in a BPA-free resealable bag. This week, he uses a plastic sandwich bag to make perfect garlic paste. You’ll never have to buy another jar of garlic paste again. And as an added bonus, you’ll get the opportunity to smash some aggression out. Watch more Mad Genius Tips videos.