ConAgra Foods, Inc., Omaha, puts a new spin on its Orville Redenbacher brand popcorn with Pop Crunch, a ready-to-eat popcorn with significant crunch, according to the company. The air-popped, whole grain product is gluten-free and kosher. It comes in four flavors: White and Sharp Cheddar Mix, Brown Sugar Cinnamon, Cheddar and Caramel Mix, and Parmesan Herb Mix.