Chives grow for much of the year and you may be already inhaling the slightly garlicky smell of the plant in your garden or on your windowsill. They can be used in numerous ways, perfect in butter to jazz up a baked potato, say, or garnish a salad. But how about its purple flowers? You can in fact eat these too, though all too often, people discard the blossoms. “Chives are one of the herbs whose flowers are edible,” says Daniela Krehl, nutrition expert at the Bavarian Consumer Advice Centre. There’s no need to just use the stalk and skip the blossom. For anyone who finds the taste of the stal…