Preheat oven to 350.
Line a pan with foil, with enough extra to fold over to make the foil packet.
Place the Salmon on the foil.
Top each fillet with one tablespoon of olive oil.
Salt and Pepper each fillet to taste.
Cover the top of each fillet with fresh cilantro.
Arrange the lime slices on top of the cilantro.
Fold up the foil and cinch closed.
Bake for 20 minutes.
Unwrap the packet, being careful of steam.
Turn the oven to broil.
Place salmon under broiler for 10 minutes.
Transfer to plates and top with Mango Salsa, if desired.
Enjoy!