Roy Yamashiroya’s Salt Lake home features dozens of bonsai, including fruiting plants such as tangerine, Meyer lemon, calamansi, lime and starfruit trees. He uses aluminum wire to shape the plants.

For this dish, we want a very light ganache, so we infuse the cream with the kalamansi lime then add gelatin so the ganache sets slightly but is not dense. What should folks keep in mind when ...