3/4 teaspoon flaky salt
For toaster preparation, pop the sweet potato planks in the toaster and toast until tender. This may take a few times, depending on your toaster.
For oven preparation, preheat your oven to 350° F. Lay the sweet potato planks on a baking sheet and spray with cooking spray. Roast for 6-7 minutes per side, until they are easily pierced with a fork.