3rd person: crispifies
To become or cause to be crispy, especially to make foods crunchy by frying or baking. To undergo or perform crispening / crispification / toasting / crunchification.
However, neglecting a few seemingly tiny details can lead to a cookroom snafu: Instead of chunky, crispified disks, we'll be handing out spoons to our diners beforehand. Because they will be obliged to gulp a chow that, albeit tasty, can aptly be described in terms of consistency with the respectful word "porridge" (frankly: slop). (Source: J∙ Okram - Bartonian Potato Pancakes ● Cooking Recipe.)