[header] How to cook kohlrabi [title] Preheat the oven to 450 degrees fahrenheit (230 degrees celsius). [step] Prepare a baking sheet by coating it lightly with nonstick cooking spray. [substeps] You can line the baking sheet with nonstick aluminum foil instead of using cooking spray for a mess-free alternative. 
[title] Cut the kohlrabi into pieces. [step] Slice each kohlrabi bulb into 1/4-inch (6.35-mm) thick pieces and cut each of these pieces in half.