If you want a sweet mead that isn't so high in ABV it takes years to mellow out...
Wyeast sweet mead craps out at 12% abv.
or Safale S-33 will hit 13% or so.
Use no more than 3lbs honey per gallon, and you'll get a fairly sweet, dessert style mead that'll be drinkable in 6-8 months.
Primary: English Mild
On tap: Pale Ale, Lancelot's Wheat, English Brown Ale, Steam Beer, HoovNuts IPA
Bottled: MOAM, Braggot, Raspberry Melomel, Merlot, Apfelwein, Pyment, Sweet mead, Cabernet
Gal in 2009: 27, Gal in 2010: 34, Gal in 2011: 13, Gal in 2012: 10