Coffee Beans: Arabica, Roasting, Buying & Brewing

What Are Coffee Beans, Really?

A coffee bean isn't technically a bean at all, it's the seed of the coffee cherry, a small fruit that grows on the coffee plant (genus Coffea). Each cherry usually contains two seeds. Once harvested, those seeds are processed, dried, roasted, and ground to produce the coffee we drink.

Green (unroasted) coffee beans are pale, hard, and grassy-smelling, nothing like the dark, aromatic beans you see in a bag. Roasting is what transforms them, developing the oils, sugars, and compounds responsible for coffee's flavour and aroma.

Green beans before roasting vs. roasted beans

Coffee Bean Species: Arabica, Robusta & Beyond

There are over 120 known species of coffee plants, but only two dominate the global market.

Liberica and Excelsa make up a small fraction of global production, mostly in Southeast Asia and West Africa. Liberica has a distinct woody, smoky flavour; Excelsa adds tart, fruity notes. You're unlikely to find these outside specialty shops, but worth knowing if you see them labeled.

Where Coffee Beans Come From

Coffee grows in a band around the equator known as the "Bean Belt," where climate, altitude, and rainfall suit the plant.

Does Pakistan produce coffee? Not commercially, at scale. Pakistan's climate isn't well-suited to large-scale coffee cultivation, though some experimental, small-scale Arabica growing has started in cooler northern regions like Gilgit-Baltistan and parts of Swat. For now, virtually all coffee sold in Pakistan, including Melina's beans, is imported.

How Coffee Beans Are Processed

After harvesting, the cherries need to be processed to remove the fruit and get to the seed inside. The method used affects the final flavour significantly.

Roast Levels Explained

Roasting is where green beans become the coffee you recognise — tap a roast level below to see how it changes the cup.

Freshness & Roast Date, More Than Brand

This is the single most overlooked factor in coffee quality, more than brand, more than origin.

The moment coffee is roasted, it begins releasing CO2 in a process called degassing, which continues for days to weeks. During that window, the beans' oils and aromatic compounds are at their peak. After that, oxidation slowly degrades the flavour, even if the bag is sealed.

Coffee that sat on a shelf for six months to a year before reaching you, common with mass-market, non-roast-dated packaging, will taste noticeably flatter than coffee roasted two to three weeks ago, regardless of the brand name on the bag.

Grind Size Finder

Grind size directly affects extraction — too fine or too coarse for your method throws off the whole cup. Tap your brew method below.

Buying whole beans and grinding right before brewing preserves flavour far better than pre-ground coffee, which begins losing aroma within hours of grinding.

Coffee Beans vs Ground Coffee vs Instant Coffee

Once you've got fresh, well-brewed coffee as your base, flavour is the next upgrade — see our full coffee syrup guide for how to turn plain coffee into café-style drinks.

The Complete Coffee Beans Buying Guide

How to Store Coffee Beans Properly

Caffeine Content: What Actually Affects It

Caffeine content varies more by bean species and roast method than most people expect. Robusta has nearly double the caffeine of Arabica — part of why it's used in stronger, cheaper blends. Contrary to popular belief, darker roasts don't have more caffeine; roasting actually burns off a small amount over time, so light roasts technically retain slightly more, though the difference is minor in a typical cup. Brew method matters as much as the bean: espresso has more caffeine per ounce, but a larger drip cup often ends up with more total caffeine than a single shot.

Coffee Beans in Pakistan: Pricing, Pack Sizes & Where to Buy

Coffee culture in Pakistan has grown quickly over the past few years, and searches for coffee bean pricing, especially "1kg coffee beans price in Pakistan" and "arabica coffee beans price in Pakistan," reflect just how many people are now buying whole beans instead of relying on instant coffee.

Common pack sizes available in Pakistan include 250g (good for trying a new roast or occasional drinkers), 500g, and 1kg, the most popular size for regular home use and small cafés, since it balances value with a reasonable use-by window.

Pricing varies by roast, origin, and whether the beans are locally roasted or imported pre-roasted, so it's worth comparing a few sources directly. Melina's own 100% Arabica blend, roasted for consistency and freshness, is available in 1kg packs — check current pricing on the Coffee Beans collection page.

Where to buy: whole bean coffee is increasingly available online with delivery to major cities — Karachi, Lahore, Islamabad, and Rawalpindi included — which is often more convenient and gives access to fresher, more recently roasted stock than what sits on a supermarket shelf for months.

Best Coffee Beans for Different Brew Setups

Coffee Beans for Cafés and Businesses

For cafés, restaurants, and coffee shop startups, consistency matters more than any single "best" bean. A reliable medium-roast Arabica blend, sourced with a clear roast date and steady supply, is the foundation most successful coffee menus are built on — everything else, milk drinks, flavoured syrups, seasonal specials, gets layered on top of that base.

Frequently Asked Questions