Cut up cucumbers into long stripes
Make thin layers of scrambled egg, mixed with salt. Then, cool slightly and slice in long strips.
Saute fresh-grated carrots in oil and some salt.
Saute ground beef with salt, pepper and sesame oil.
So, here is carrots, sauteed beef, sliced egg omelette, cucumber, and daikon.
Make sticky rice with a salt, vinegar, sugar mixture (an art in itself)
Prepare a salted, cooked egg yolk mixture (mixed with some rice)
Cut up nori sheet, add rice layer, cucumbers, more nori sheets, and make sophisticated patterns (for experts)
or make simple pattern, with adding egg slice, cucumber, carrot, imitation crab,....
Roll up the sushi, slice it up and serve!