1 Wrap sides of foil inward over salmon then fold in top and bottom of foil to enclose. 2  Place foil pouches in a single layer on a baking sheet. 3  Bake in preheated oven until salmon is cooked through, about 25 - 30 minutes.4  Unwrap and serve warm. Top each with about 2 sprigs dill and 2 lemon slices (if using fresh thyme or rosemary use about 3/4 tsp per each if using parsley use 1 1/2 tsp). 2  Wrap sides of foil inward over salmon then fold in top and bottom of foil to enclose. 3  Place foil pouches in a single layer on a baking sheet.