Cook sticky rice with water, butter & salt according to package directions on the stovetop or in a rice cooker.
When finished cooking, add rice vinegar and sugar, mixing together well. Set aside and let cool.
Assemble ingredients and add to jars, layering the following order: soy sauce (to taste), shrimp, cucumber, red cabbage, carrots, seaweed salad, sushi rice, nori strips, sesame seeds and Sriracha.
Jars keep in the fridge up to 5 days. To serve, dump into a large bowl and enjoy!
