Cook fettuccine according to package directions. Drain.
In large skillet, melt margerine over medium heat.
Stir in 3/4 cup of the cream. Stirring constantly, cook over medium heat 2-3 minutes.
Stir in remaining cream, cheese, pepper, roasted garlic, green tea powder and Koshur salt; cook 1 minute.
Toss with fettuccine.