Add the olive oil to a skillet and warm it over medium-high heat.
Add in the egg, cook for one minute. Turn the heat down to low and cover for another minute until the egg is cooked.
Put the spinach in a bowl with the water and heat it in the microwave for one minute. Add the bean sprouts to the bowl. (Traditional bibimbap also contains kimchi. Feel free to add it in if you have it.).
Sprinkle with sesame seeds and top with gochujang or hot sauce.