After selling Exo, a company that makes protein bars out of powdered crickets, Gabi Lewis and Greg Sewitz embarked on their next venture: sweet cereal for diet-­conscious grownups. And this one ...

Prehat the oven to 190°C. Line a large baking tray with parchment paper and leave to the side. Combine the puffed grains, seeds, nuts, spices and salt in a large mixing bowl. In a small saucepan ...