If you find the flavor too strong, cooking it rare to medium-rare or using fresh herbs can help. If you want to know more, I can: Tell you the difference between lamb, hogget, and mutton . Give you recipes for a lamb shoulder roast.
A whole lamb (around 20kg or ~40 lbs) offers significant cost savings ($13–$15 per kg). Review: Lamb Quality and Experience
Lamb raised on pasture (such as from New Zealand or local farms) is consistently praised for being tender, sweet, and superior to lower-grade options.