Merlin /mer-lin/ [2 sylls.] as a boys' name is pronounced MER-lin. It is of Welsh origin, and the meaning of Merlin is sea fortress.Mythology: Arthurian tales describe Merlin as the wizard who was King Arthur's mentor. Myrddin, the wizard who tutored King Arthur in British legend was known as Myrddin Emrys.erlin /mer-lin/ [2 sylls.] as a boys' name is pronounced MER-lin. It is of Welsh origin, and the meaning of Merlin is sea fortress.
1 Preheat oven to 375 degrees F. 2  Coat beets lightly with oil. 3  Wrap beets in aluminum foil, place on a baking sheet, and roast in the oven until cooked through, approximately 45 to 60 minutes.  Remove from the oven, let cool for 10 minutes, and then peel and slice into 1/4-inch thick slices.
Place another large sheet of aluminum foil on top of the beets and crunch up the sides of the aluminum foil together to seal. Beets ready to roast in the oven. Place in oven and roast approximately 1 to 2 hours (depending on the size of your beets) or until tender and easily pierced with the tip of a paring knife.Remove from oven and take off the top foil. Set aside to cool enough to handle.When cool enough to handle, peel the skin off.lace another large sheet of aluminum foil on top of the beets and crunch up the sides of the aluminum foil together to seal. Beets ready to roast in the oven. Place in oven and roast approximately 1 to 2 hours (depending on the size of your beets) or until tender and easily pierced with the tip of a paring knife.