Ad for Acorns Coffee Roastery&
Acorns Coffee Roastery Hot Lava Java coffee label with volcano and coffee bean design.
Promotional graphic for Acorns Coffee featuring a volcano and coffee beans with text about the coffee&
Acorns coffee flavour atlas, with single origin coffee beans mapped based on flavours. From citrus to bold to chocolate. The map is old fashioned and nautical.
Open notebook with coffee beans, a cup of coffee, and Acorns Coffee Roastery mug on a wooden surface. Rustic with details of the Ailio Bulle Roaster.
Ad for Acorns Coffee Roastery&
Acorns Coffee Roastery Hot Lava Java coffee label with volcano and coffee bean design.
Promotional graphic for Acorns Coffee featuring a volcano and coffee beans with text about the coffee&
Acorns coffee flavour atlas, with single origin coffee beans mapped based on flavours. From citrus to bold to chocolate. The map is old fashioned and nautical.
Open notebook with coffee beans, a cup of coffee, and Acorns Coffee Roastery mug on a wooden surface. Rustic with details of the Ailio Bulle Roaster.

Hot Lava Java

Size
Grind
Coffee roast
Price
Regular price £799
Regular price Sale price £799
Save £-7.99
/
  • Free shipping on orders over £24
  • Secure payments
  • In stock, ready to ship
  • Backordered, shipping soon
Tax included. Shipping calculated at checkout.

Why Buy

A legendary coffee with history – Based on the famous Old Brown Java coffee bean, enjoyed by coffee lovers for generations.

Naturally aged for exceptional flavour – The traditional ageing process creates a smooth, mellow coffee with remarkable depth and complexity.

Grown in volcanic soils – Cultivated on the fertile volcanic island of Java, where mineral-rich soils help produce bold, characterful beans.

Low acidity, full flavour – Rich dark chocolate, earthy spice and cedar notes combine to create a satisfying cup that’s smooth rather than sharp.

Exceptional for espresso – Produces a thick, velvety crema and a bold, well-balanced espresso that also shines in milk-based drinks.

Versatile for every brew method – Whether you use an espresso machine, cafetière, moka pot, bean-to-cup machine or filter brewer, Hot Lava Java delivers consistently rich results.

Freshly roasted to order – Every bag is expertly roasted by Acorns Coffee Roastery in small batches, ensuring maximum freshness and flavour.

A coffee unlike any other – While many coffees focus on bright fruit notes, Hot Lava Java offers a timeless, bold and intensely satisfying drinking experience inspired by centuries of Indonesian coffee tradition.

Is This For You?

Hot Lava Java is perfect if you…

☕ Love rich, full-bodied coffees with plenty of depth.

🍫 Enjoy flavours of dark chocolate, earthy spice and a long, smooth finish.

🌋 Want to experience the famous Old Brown Java coffee bean, aged to develop its unique character.

💥 Prefer bold coffees with low acidity rather than bright, fruity flavours.

🥛 Drink espresso, flat whites, cappuccinos or lattes and want a coffee that stands up beautifully to milk.

🌍 Enjoy exploring unique coffees with fascinating origins and centuries of coffee heritage.

It may not be the best choice if you…

🍋 Prefer bright, citrusy or fruity coffees with vibrant acidity.

🌸 Love delicate floral or tea-like flavour profiles.

✨ Are looking for a light-bodied coffee with subtle flavours.

If that sounds more like your taste, explore our Fruity Flavours collection. If you’re looking for richness, depth and a coffee with a story forged by volcanoes and perfected through time, Hot Lava Java is ready to become your new favourite.

Hot Lava Java

Some coffees tell the story of a place. Hot Lava Java tells the story of fire, time and tradition.

Grown on the volcanic island of Java, Indonesia, these exceptional coffee beans begin life in soils enriched by centuries of volcanic activity. The island’s fertile landscape, shaped by towering volcanoes and tropical climates, provides the perfect environment for producing coffees with remarkable depth, body and complexity.

But what truly makes this coffee unique happens after harvest.

Unlike most coffees, Old Brown Java coffee beans are traditionally aged for an extended period before roasting. During this time, the beans slowly change in both colour and character. Their fresh green appearance gradually transforms into the distinctive light brown hue that gives Old Brown Java its name, while the flavour becomes smoother, richer and wonderfully mellow.

The ageing process softens acidity and develops the deep chocolate, earthy and gently spiced notes that have made this coffee famous for generations. It’s a patient craft that cannot be rushed—proof that sometimes the finest coffees simply need time.

At Acorns Coffee Roastery, we’ve named this coffee Hot Lava Java as a tribute to the volcanic landscapes that continue to shape every bean. It’s a coffee born from fertile volcanic earth, refined through time, and roasted to reveal a cup that’s bold, smooth and full of character.

If you’re looking for an authentic Old Brown Java coffee experience with rich body, low acidity and a story as remarkable as its flavour, Hot Lava Java is ready to erupt into your cup.

Description

Hot Lava Java – Old Brown Java Coffee Beans

Hot Lava Java is our take on the legendary Old Brown Java coffee bean – one of the world’s most distinctive and historic coffees. Grown on the volcanic island of Java, Indonesia, these remarkable beans are carefully aged before roasting, allowing them to develop the rich, mellow character that has made Old Brown Java coffee a favourite for generations.

The unique ageing process transforms the green coffee beans into their signature light brown colour while naturally reducing acidity. The result is an exceptionally smooth, full-bodied coffee with deep notes of dark chocolate, warm spice, toasted tobacco, cedar and earthy sweetness, finishing with a rich, lingering intensity that lives up to its volcanic origins. 

At Acorns Coffee Roastery, we’ve renamed this incredible coffee Hot Lava Java to celebrate the volcanic landscapes that shape its flavour. Expect a bold, powerful cup with a silky mouthfeel, low acidity and an unmistakably classic profile that’s perfect for those who love traditional coffee with real depth and character.

Whether you’re searching for Old Brown Java beans, aged Java coffee, or a coffee with rich earthy chocolate notes, Hot Lava Java delivers an unforgettable experience. It performs beautifully as espresso, producing a thick, velvety crema, while also excelling in cafetière, moka pot and filter brewing where its complex flavours have room to shine.

Tasting Notes

  • 🍫 Dark Chocolate
  • 🌋 Earthy Richness
  • 🌿 Cedar
  • ✨ Gentle Warming Spice
  • 🟤 Smooth, Low Acidity

Origin: Java, Indonesia
Process: Traditionally aged (Old Brown Java style)
Roast: Medium-Dark
Body: Full
Acidity: Low

If you enjoy coffees such as Monsooned Malabar or rich, classic espresso blends, Hot Lava Java is a coffee you’ll keep coming back to – bold, comforting and steeped in centuries of coffee history.

Looking for a Bold & Intense Coffee?

If you’re drawn to coffees with deep body, earthy richness and lingering dark chocolate notes, Hot Lava Java is an excellent choice. Its naturally low acidity and powerful flavour make it a favourite for those who enjoy a robust, full-flavoured cup without harsh bitterness.

Not sure if this is the right coffee for you? Read our Choosing the Right Coffee Guide to discover what creates these rich flavours, which brewing methods bring out the best in darker coffees, and how to choose the perfect coffee for your taste.
Shipping information

We Freshly roasted, packed with care — £2.99 or FREE over £24 fast, reliable UK coffee delivery on all orders.

All of our coffee is freshly roasted in Bordon, Hampshire and dispatched quickly to ensure it reaches you at its best. Whether you’re ordering a single bag or stocking up on your favourites, we make it easy to enjoy speciality coffee delivered straight to your door.
Ask a question

This site is protected by hCaptcha and the hCaptcha Privacy Policy and Terms of Service apply.

FAQs

What does this coffee taste like?

Hot Lava Java is rich, bold and wonderfully smooth. Expect deep flavours of dark chocolate, earthy spice, cedar and a subtle tobacco-like sweetness, balanced by a full body and remarkably low acidity. Thanks to the traditional ageing process used for Old Brown Java coffee beans, the cup is mellow rather than sharp, with a long, satisfying finish.
Is this coffee good for espresso?

Absolutely. Hot Lava Java produces a thick, velvety crema and a full-bodied espresso packed with chocolatey richness and earthy complexity. Its low acidity makes it an excellent choice if you enjoy smooth, traditional espresso without excessive brightness. It also pairs beautifully with milk, making exceptional flat whites, cappuccinos and lattes.
What brew methods work best?

Hot Lava Java is incredibly versatile and works well with almost every brewing method.

* Espresso – Rich, syrupy and intense with excellent crema.
* Cafetière (French Press) – Brings out its heavy body and earthy sweetness.
* Moka Pot – Creates a bold, concentrated cup with plenty of character.
* Pour Over & Filter – Highlights its smooth chocolate notes while maintaining balance.
* Bean-to-Cup Machines – A fantastic everyday coffee for those who enjoy full flavour and low acidity.
Is this suitable for beginners?

Yes. Although Hot Lava Java is one of our bolder coffees, its low acidity and naturally smooth character make it surprisingly approachable. If you’re new to speciality coffee but usually enjoy rich café coffees, dark chocolate flavours or traditional Italian-style espresso, this is an excellent place to start.

If you prefer bright, fruity coffees with citrus notes, one of our lighter roasts may be a better introduction. However, if you’re looking for a coffee with depth, richness and a comforting finish, Hot Lava Java is a fantastic choice.
You may also like
More from Acorns Coffee & Cake
Recently viewed