<human>:  How to cook an egg sunny side up?
<bot>: 
1. Start by heating a non-stick skillet over medium-high heat.
2. Once the skillet is hot, add a tablespoon of butter or oil.
3. Crack the egg directly into the skillet.
4. Season the egg with salt and pepper.
5. Cover the skillet with a lid and let it cook for 2-3 minutes.
6. Once the egg whites are set and the yolk is still runny, remove the skillet from the heat.
7. Serve the egg sunny side up.