Soy-Marinated Tilapia Sandwich Recipe

Combine mirin, soy sauce, 2 tablespoons lemon juice, and sugar or honey in a bowl. Marinate tilapia for a few minutes. Lightly season with salt and ground black pepper.

Steam mantou according to package directions.

Combine vinegar, sugar, and ¼ teaspoon pepper in a bowl. Add cucumber. Set aside.

Combine mayonnaise, wasabi, and remaining lemon juice in a bowl. Season to taste with salt.

Heat sesame oil in a pan over medium heat. Sauté garlic until fragrant. Add fish and marinade to pan and cook until fish is opaque and flakes easily, about 3 minutes per side. Remove fish from pan and set aside.

Cook liquid in pan until reduced to a thin syrup. Glaze fish with syrup.

To assemble, fill mantou buns with pickled cucumber, tilapia, lettuce, and cilantro. Top with wasabi mayo. Serve with more wasabi mayo on the side.