Tuna with Oranges & Shiitakes
To prepare a papillote: Cut a piece of parchment paper or foil about 12 inches by 16 inches. Fold in half an 8-by-12-inch rectangle, then cut into a half-heart shape as you would a Valentine.
People with celiac disease or gluten-sensitivity should use soy sauces that are labeled "gluten-free," as soy sauce may contain wheat or other gluten-containing sweeteners and flavors.
1 fruit, 1/2 vegetable, 31/2 lean meat