Mix sushi rice (while hot) with sushi vinegar, cover with a towel to prevent dryness.
Peel and shred carrot.
Slice avocado into thin slices.
Cover bamboo or the rolling mat with plastic wrap. Lay it on a flat surface.
Has another piece of plastic wrap over the covered rolling mat.
Lay a nori sheet on top.
Spread 1 cup of rice out onto nori evenly. Make sure to leave 1/2 inch by the ends empty.
Arrange avocado and carrot on top of rice.
Lift, tuck and roll into sushi roll.
Flatten down the plastic wrap, sprinkle some sesame seeds all over it.
Scalloping smoked salmon slices on top of sesame, then lay sushi roll on top of the salmon layer.
Roll and apply pressure to form smoked salmon roll.
Repeat for remaining roll.
When ready to serve, slice while plastic wrap till on for cleaner cut.
Remove wrappers and serve.