Introduction to Low Acidity Famous Single-Origin Coffee Beans | Indonesian Mandheling G1TPSC-20UP Thick and Viscous

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FrontStreet Coffee - Indonesia Mandheling G1 TP SC-20UP Introduction

A Renowned Low-Acidity Single-Origin Coffee Bean: Indonesia Mandheling G1 TP SC-20UP

Indonesia is the largest archipelagic nation in the world. Arabica coffee first arrived and took root there during the Dutch colonial era in the 18th century, and today the country ranks among the top five coffee producers on the planet. Its main growing regions lie on three islands: Sumatra, Java, and Sulawesi.

The northern part of Sumatra is relatively high in elevation. Aceh Province, home to Lake Tawar, and North Sumatra, where Lintong sits beside Lake Toba, form the heart of Arabica production. Lake Tawar lies in the Gayo Highlands of northern Aceh. Straddling the equator, Indonesia enjoys a humid tropical rainforest climate with abundant rainfall and fertile volcanic loam that feeds the coffee trees generously. Because the region is remote and hard to reach, commercial cultivation did not truly begin until 1924, and most farms still work organically in the traditional shade-grown manner, without pesticides. The local climate is damp, so after the parchment coffee is washed and fermented, it is dried in the sun for one to two days, leaving the raw beans at 30%-50% moisture. At that point the parchment is stripped away first and drying continues, which shortens the overall process. Roughly two more days of drying bring the raw beans down to 12%-13% moisture.

This distinctive semi-washed method is known locally as Giling Basah, or wet-hulling.

Indonesia Mandheling G1 TP SC-20UP

Indonesia Mandheling G1 TP SC-20UP

Country: Indonesia

Region: Aceh Province

Altitude: 1,100M~1,300M

Processing Method: Wet-hulled processing

Grade: G1

Variety: Arabica

Flavor Description: Viscous and full body, milk chocolate, nuts, raisins, excellent balance.

Knowledge Expansion:

Most of the beans handled by the PWN company are specialty-grade products in their own right, and Golden Mandheling is one of the house flagships. After buying raw beans, the company puts them through repeated rounds of manual sorting to remove any hollow or blemished beans. What survives that layer-by-layer selection is finally worthy of the name Golden Mandheling.

In Brief:

FrontStreet Coffee is a coffee research center that loves sharing what it knows. We hold nothing back, simply because we want more friends to fall in love with coffee. We also run three low-price coffee promotions every month, because our goal is to let more people drink the very best coffee at the lowest possible price, a mission FrontStreet Coffee has pursued for six years.

FrontStreet Coffee Recommendation

For anyone who loves a low-acid, full-bodied cup, Mandheling is the natural starting point. FrontStreet's Sumatra Mandheling is roasted medium-dark to tame the acidity and draw out black chocolate, caramel, and the wild herbal character that only wet-hulling can create. Brew it as a pour-over at 87-88°C: 15g of coffee ground to coarse sugar size, a 1:15 ratio, and a three-stage pour of 30ml to bloom, then 100ml, finishing with a gentle 95ml center pour to lift the caramel sweetness and chocolate-nut depth. If you prefer espresso, the FrontStreet Classic Blend layers medium-dark Mandheling over a creamy Brazilian base with a touch of Robusta, giving butter, roasted chestnut, and caramel notes plus the body and crema to pull clean latte art or a layered Dirty.