Kohlrabi leaves are amazing stir fried or steamed. Chop them up and mix them with bok choi or spinach.
The kohlrabi bulb can be peeled, sliced and eated raw. Each slice can also serve as the chip for a dip. Most people eat kohlrabi raw.
However, it can also be diced, put on a flat pan and baked in the oven. Season as desired and mist with your favorite cooking oil.