Pretend you're at a sushi restaurant and make these economically savvy towers of tuna, rice, avocado, and wasabi-spiked shishito peppers at home.

His dish featured congee (rice porridge) topped with an original ‘ahi poke recipe. Followed by team G3, Chef Turquoise Santos, representing the Grandy Hyatt Kaua’i, received second place for ...