Sumatra Reserve Is Back! An all-time customer favorite, Sumatra Reserve Peaberry is a big, wonderfully tasty coffee grown and processed by the Batak people in the Lintong area south of Lake Toba, the largest volcanic lake on Earth. This clean tasting coffee has medium body, a pleasant snap and rich, satisfying notes of pipe tobacco and cedar with just a hint of sandalwood. Buy Now. From $14.95.