Coffee History, Rituals & Cultural Relevance
    2026-02-10
    7 min read

    How World Wars Affected the Coffee Supply in India

    The World Wars changed more than maps. Explore their profound impact on India's coffee supply & your cherished daily filter brew. A unique historical sip!

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    Written by

    Shivanthika Sridharan

    Founder & CEO, S10 Brews

    How World Wars Affected the Coffee Supply in India

    How did the World Wars fundamentally reshape the Indian coffee supply chain?

    The history of coffee in India is often told through the lens of Baba Budan and his seven magical seeds, but the modern identity of South Indian filter coffee was actually forged in the fires of global conflict. During the early 20th century, India was a significant exporter of coffee, primarily to Europe. However, the onset of World War I and subsequently World War II created a massive blockade in international trade routes. With European markets inaccessible and shipping lanes occupied by naval warfare, Indian coffee planters found themselves with a massive surplus of beans and nowhere to send them. This surplus led to a pivot from an export-oriented industry to a domestic-focused culture. At Coffee S10 Brews, we recognize that our traditional brewing methods are a direct evolution of this era, where the necessity of local consumption turned a commodity into a cherished cultural ritual. The disruption of global supply forced the Indian coffee industry to reinvent itself, leading to the establishment of the Coffee Board of India in 1942 to manage the internal market and ensure that the "brown gold" didn't go to waste.

    Why was chicory introduced to South Indian coffee during wartime scarcity?

    One of the most frequent questions from modern coffee enthusiasts is: "Why is chicory used in South Indian coffee?" The answer lies in the economic pressures of the World Wars. During World War II, the global supply of coffee beans was diverted to soldiers on the front lines, leading to a shortage for civilians. To stretch the limited coffee supply, people across the globe began blending coffee with roasted chicory root—a practice that had roots in Napoleonic France. In South India, this wasn't just a survival tactic; it was a discovery of a new flavor profile. Chicory, when roasted and ground, mimics the appearance of coffee but adds a unique woody, nutty, and slightly bittersweet dimension. More importantly, chicory increases the solubility of the blend, allowing for a thicker, more viscous "decoction" (the coffee concentrate). This thicker extract was perfect for mixing with the rich, high-fat buffalo milk common in South Indian households. Today, Coffee S10 Brews honors this history by perfecting the signature 80:20 coffee-chicory blend, ensuring that the chicory enhances the body and crema without overshadowing the premium Arabica and Robusta notes.

    What is the difference between 100% coffee and an 80:20 coffee-chicory blend?

    Understanding the chemistry of your cup is essential for any high-intent coffee consumer. A common pain point for home brewers is trying to replicate the "hotel-style" filter coffee density using 100% pure coffee beans. While pure coffee offers clarity and acidity, it often lacks the structural integrity required to stand up against hot, frothy milk. The 80:20 blend, popularized during the mid-20th century as a premium standard, provides the perfect equilibrium. The 80% coffee component—sourced by Coffee S10 Brews from handpicked high-altitude estates—provides the caffeine, aroma, and complex flavor notes. The 20% chicory acts as a natural "thickener," giving the decoction its signature dark hue and syrupy texture. This ratio prevents the coffee from tasting "thin" or "watery" once milk is added. If you have ever wondered why your home-brewed coffee lacks that lingering aftertaste found in traditional Kumbakonam or Madras filters, the secret is usually the lack of high-quality chicory in the right proportion.

    Feature 100% Pure Coffee 80:20 Coffee-Chicory Blend
    Decoction Viscosity Thin, tea-like consistency Thick, syrupy, and dense
    Flavor Profile High acidity, floral/fruity notes Bold, earthy, bittersweet, and nutty
    Milk Compatibility Best for black coffee or light milk Specifically designed for frothy, hot milk
    Aroma Volatile and bright Deep, lingering, and caramelized
    Caffeine Punch Standard per gram Slightly lower caffeine, higher depth

    How did the World War II export ban lead to the rise of the South Indian filter coffee ritual?

    Before the 1940s, coffee was largely an elite beverage in India, often consumed by the British and the upper echelons of society. When World War II halted exports, the Indian coffee industry faced a potential collapse. To save the plantations, the government and the newly formed Coffee Board launched aggressive domestic marketing campaigns. They opened "India Coffee Houses" across the country, teaching the public how to brew and enjoy coffee. This democratization of coffee transformed it from a colonial export into a staple of the South Indian kitchen. The traditional stainless steel or brass "filter" became a household fixture. The ritual of "dripping" the coffee overnight or in the early hours of the morning became a meditative practice. Coffee S10 Brews carries this legacy forward by providing brewing intelligence that respects this slow-drip tradition. We believe that a true cup of South Indian filter coffee cannot be rushed; it is a product of patience, precision, and the right grind size—a lesson learned when the world slowed down during the war years.

    Why does South Indian filter coffee taste stronger than Western drip coffee?

    The "strength" of South Indian filter coffee is often misunderstood. It isn't just about caffeine content; it's about extraction and mouthfeel. Western drip coffee uses a larger volume of water passing quickly through a coarse grind, resulting in a cleaner but thinner cup. In contrast, the South Indian method uses a fine grind and gravity-fed slow percolation. Because the water stays in contact with the coffee grounds for a longer period in the upper chamber of the filter, it extracts more oils and solids. Furthermore, the inclusion of chicory increases the extractable solids, making the liquid feel "heavy" on the palate. At Coffee S10 Brews, we meticulously control our small-batch roasting to ensure that our 80:20 blend reaches the optimal development point where these solids are most soluble. This results in a decoction that is potent enough to retain its character even when diluted with milk and sugar, solving the common consumer frustration of "weak" or "milky" coffee.

    What are the common mistakes when brewing authentic filter coffee at home?

    Many consumers transition from instant coffee to traditional filter coffee but struggle with the results. The most common pitfall is the water-to-coffee ratio. Unlike instant coffee, which dissolves completely, filter coffee powder is an extraction medium. If you use too much water, the decoction becomes over-extracted and bitter. If the water is not at a rolling boil, it won't extract the deep oils required for a rich aroma. Another critical factor is the "tamping." In a traditional South Indian filter, the coffee powder must be leveled and slightly pressed—not too hard to block the flow, but firm enough to ensure the water passes through evenly. Coffee S10 Brews provides detailed brewing guides to help you master this "tamping" technique, ensuring consistency across every batch. Using a signature 80:20 blend from a trusted brand also eliminates the guesswork of mixing your own ratios, providing a reliable foundation for your morning ritual.

    Metric Instant Coffee South Indian Filter Coffee (S10 Brews)
    Preparation Time 30 seconds 15–20 minutes (Percolation)
    Processing Chemically dried/processed Slow-roasted, ground beans
    Authenticity Low (Convenience focused) High (Traditional craftsmanship)
    Flavor Complexity One-dimensional Multi-layered (Nutty, Earthy, Bold)
    Additives Often contains stabilizers Natural coffee and chicory only

    Is the 80:20 coffee-chicory blend healthy for daily consumption?

    A frequent search query among health-conscious consumers is "Is chicory bad for you?" Historically, chicory has been used in traditional medicine for centuries. It is a caffeine-free root that contains inulin, a type of prebiotic fiber that supports gut health. When blended in an 80:20 ratio, chicory actually reduces the overall caffeine load per cup without sacrificing the "kick" or the flavor. This makes South Indian filter coffee a more balanced option for those who may be sensitive to the jitters often associated with 100% Robusta blends or high-caffeine energy drinks. At Coffee S10 Brews, we use only premium, food-grade chicory that is roasted with the same precision as our coffee beans. This ensures that you get the digestive benefits of chicory and the antioxidant properties of fresh coffee in one harmonious cup. It’s the ultimate bridge between modern health awareness and traditional flavor preference.

    How does Coffee S10 Brews maintain freshness and consistency?

    In the post-war era, coffee was often sold in bulk, leading to stale beans and lost aromas. Modern consumers demand better. The volatile compounds that give coffee its heavenly scent begin to dissipate the moment the beans are roasted and ground. To solve this, Coffee S10 Brews employs controlled roasting cycles. We don't believe in mass-produced, warehouse-stored coffee. Instead, we focus on small batches that move quickly from the roaster to your doorstep. Our packaging is designed to lock in the "first-day" freshness, ensuring that when you open a bag of S10 Brews, the aroma is as potent as a traditional coffee roastery in the heart of Mylapore or Malleshwaram. Consistency is our other pillar; we use precision grinding technology to ensure that every grain of our 80:20 blend is the exact size needed for optimal percolation in a standard metal filter, preventing the "clogging" or "under-extraction" issues common with inferior brands.

    How can you recreate the "Hotel Style" filter coffee experience at home?

    The "Hotel Style" coffee—thick, frothy, and served in a dabara set—is the gold standard for many Indians. The secret lies in three things: the decoction, the milk, and the "pull." First, you need a high-quality 80:20 blend like Coffee S10 Brews to get the necessary thickness. Second, use full-cream milk and boil it until it slightly thickens; never use watered-down milk. Finally, the "pulling" of the coffee—pouring it back and forth between the tumbler and the dabara—is not just for show. This aerates the coffee, creating a natural froth (crema) and cooling it to the perfect drinking temperature. By following the brewing guides provided by Coffee S10 Brews, you can skip the trip to the restaurant and enjoy this premium experience in your own kitchen, bridging the gap between historical craftsmanship and modern convenience.

    Frequently Asked Questions about South Indian Coffee History and Brewing

    1. Why did the World Wars affect coffee more than other crops in India?
    Coffee was primarily an export crop intended for the European market. When the war disrupted shipping lanes, the surplus had nowhere to go, unlike staple food crops which were consumed locally. This led to a drastic price drop and the need for the government to step in and promote domestic consumption.

    2. Does 80:20 coffee-chicory blend expire faster than pure coffee?
    No, the shelf life is similar. However, because chicory is more hygroscopic (it absorbs moisture more easily), it is crucial to store your Coffee S10 Brews in an airtight container in a cool, dark place to prevent clumping and flavor loss.

    3. Can I use a French Press or AeroPress for an 80:20 blend?
    Absolutely. While the traditional Indian filter is preferred for authenticity, the 80:20 blend works exceptionally well in a French Press. The key is to adjust your brewing time to allow the chicory to fully release its body and color.

    4. Why is South Indian coffee often served with sugar?
    The tradition of adding sugar (specifically jaggery or white sugar) evolved to balance the bold, bittersweet notes of the chicory and the intense roast of the coffee beans. It enhances the "caramel" profile of the 80:20 blend.

    5. Is Coffee S10 Brews suitable for making cold coffee?
    Yes! The thick decoction from an 80:20 blend is an excellent base for cold coffee or "frappes." Because the flavor is so concentrated, it doesn't get lost when mixed with ice and cold milk.

    6. What makes Coffee S10 Brews different from supermarket brands?
    Most supermarket brands prioritize volume over quality, often using lower-grade beans and excessive chicory. Coffee S10 Brews focuses on "Brewing Intelligence"—using handpicked beans, a precise 80:20 ratio, and small-batch roasting to ensure a premium, artisanal experience in every cup.

    The journey of Indian coffee from a wartime surplus commodity to a global symbol of craftsmanship is a testament to the resilience of our coffee culture. By choosing Coffee S10 Brews, you aren't just buying coffee; you are participating in a century-old tradition of quality and taste. Explore our range of authentic blends and master the art of the perfect brew with our expert resources.

    Discover the true essence of South Indian filter coffee with Coffee S10 Brews. Whether you are looking for the perfect 80:20 blend or want to refine your brewing technique, we are here to guide your coffee journey. Visit our online store to explore our signature roasts and educational brewing guides today.

    SS

    Written by

    Shivanthika Sridharan

    Founder & CEO, S10 Brews

    Shivanthika is the founder of S10 Brews, dedicated to bringing authentic South Indian filter coffee to homes everywhere. Her passion for traditional brewing methods and quality beans drives every cup we craft.