Add onion, bay leaf, and a pinch of salt and cook ... Cut four large sheets of parchment paper. Working with 1 sheet, spoon one-quarter of sauce onto the center of paper; scatter 1 Tbsp.

Banana leaves will lend a sweet, slightly floral flavor to the fish while it cooks, but if you can’t find them, wrapping each fish in parchment paper will still keep it from drying out.

1. Set the oven at 375 degrees. Line a 9-by-13-inch baking dish, or another dish about the same size, with parchment paper. Have on hand another piece of parchment large enough to cover the dish.

Parsley, cilantro, thyme, rosemary, bay leaves ... fold the parchment is up to you. I cut a large enough piece to fold over the vegetables, herbs and fish. The length of the paper will vary ...