If it's not sufficiently sticky, it could fall apart in your chopsticks ... Depending on the kind of vinegar you use, you can easily make gluten-free rice buns — just throw a hamburger patty ...

If you're looking for a new way to enjoy your favorite sushi combo, try transforming it into a burger-like dish that you can ...

Add the black rice vinegar and the brown sugar ... To serve, fill the buns with some salad leaves. Top with slices of the sticky pork, some caramelised onions and sliced tomatoes, if using.