Bialetti 6857

Bialetti Moka Express Stovetop Espresso Maker User Manual

Model: 6857 (1-Cup, 60ml)

Brand: Bialetti

Introduction

The Bialetti Moka Express is an iconic stovetop espresso maker, renowned for its unique octagonal design and ability to produce authentic Italian coffee. First designed in Italy in 1933, this polished-aluminum coffee pot offers a simple and efficient method for brewing rich espresso. This manual provides essential instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance and longevity of your Moka Express.

This 1-Cup model is designed to produce one 2-ounce (60 ml) espresso cup of coffee in approximately four to five minutes.

Product Components

The Bialetti Moka Express consists of three main parts:

  1. Lower Chamber (Boiler): Holds the water.
  2. Filter Funnel: Holds the ground coffee.
  3. Upper Chamber: Collects the brewed coffee.
Exploded view of Bialetti Moka Express showing its three main components: lower chamber, filter funnel, and upper chamber.
Image: Exploded view of the Bialetti Moka Express, illustrating its three primary components: the lower water chamber, the funnel-shaped coffee filter basket, and the upper collection chamber for brewed coffee. This image helps in understanding the assembly of the Moka pot.

Setup

Before first use, disassemble the Moka Express and wash all parts with warm water. Do not use detergents. Brew coffee once or twice and discard the coffee to season the pot and remove any manufacturing residues.

  1. Disassemble: Unscrew the upper chamber from the lower chamber. Remove the filter funnel.
  2. Fill Water: Fill the lower chamber with cold water up to the level of the safety valve. Do not exceed this level.
  3. Add Coffee: Insert the filter funnel into the lower chamber. Fill the filter funnel with fine-ground coffee. Do not tamp or press the coffee down. Level the coffee gently.
  4. Assemble: Screw the upper chamber firmly onto the lower chamber. Ensure a tight seal to prevent steam leakage during brewing.
Six-step visual guide for using the Bialetti Moka Express, showing filling water, adding coffee, assembling, and placing on stove.
Image: A visual guide demonstrating the six steps to prepare coffee using the Bialetti Moka Express. This includes filling the lower chamber with water, adding ground coffee to the filter, assembling the pot, and placing it on a heat source.

Operating Instructions

Once assembled, your Moka Express is ready for brewing:

  1. Place on Stovetop: Place the Moka Express on a stovetop burner. For gas stoves, ensure the flame does not extend beyond the base of the pot to prevent damage to the handle.
  2. Heat: Heat the pot over medium-low heat. High heat can burn the coffee and produce a bitter taste.
  3. Brewing Process: As the water in the lower chamber heats, pressure builds, forcing hot water up through the coffee grounds in the filter funnel and into the upper chamber.
  4. Listen for Sound: You will hear a gurgling sound as the coffee begins to fill the upper chamber. Once the upper chamber is full and the gurgling sound intensifies, indicating the lower chamber is almost empty, remove the Moka Express from the heat source immediately.
  5. Serve: Pour the freshly brewed espresso into cups and enjoy.
Bialetti Moka Express on a gas stovetop with a blue flame, illustrating the heating process.
Image: The Bialetti Moka Express placed on a gas stovetop, with a blue flame heating its base. This image demonstrates the correct placement for brewing, ensuring the flame does not extend past the pot's base.

Maintenance and Cleaning

Proper cleaning and maintenance are crucial for the longevity of your Moka Express and the quality of your coffee:

  • Rinse with Water: After each use, allow the Moka Express to cool completely. Disassemble all parts and rinse them thoroughly with clean, warm water.
  • No Detergents: Do not use detergents or abrasive materials, as these can damage the aluminum and affect the taste of future brews.
  • Not Dishwasher Safe: The Bialetti Moka Express is not dishwasher safe. Washing it in a dishwasher will irremediably damage the pot and alter the coffee's taste.
  • Dry Thoroughly: Dry all components completely before reassembling and storing to prevent oxidation and mineral buildup.
  • Regular Inspection: Periodically check the gasket and filter plate for wear and tear. Replace them if they appear damaged or worn to maintain optimal brewing performance.

Troubleshooting

If you encounter issues with your Moka Express, consider the following:

  • Weak Coffee: Ensure the filter funnel is adequately filled with coffee grounds. The grind size might be too coarse, allowing water to pass too quickly.
  • Bitter Coffee: This often results from using too high heat or over-extracting the coffee. Reduce the heat and remove the pot from the stove as soon as brewing is complete. The coffee grind might also be too fine.
  • Water Leaking from Sides: Ensure the upper and lower chambers are screwed together tightly. Check the rubber gasket for proper placement and wear; replace if necessary.
  • No Coffee Brewing: Verify that the water level is above the safety valve in the lower chamber. Ensure the coffee grounds are not packed too tightly, which can block water flow.

Specifications

BrandBialetti
Model NameMoka Express
Item Model Number6857
Capacity1 Cup (approx. 60ml / 2 oz)
MaterialAluminum
ColorAluminum Silver
Product Dimensions2.9"D x 4.4"W x 4.4"H
Item Weight11.2 ounces
Operation ModeManual
Coffee Input TypeGround Coffee
Is Dishwasher SafeNo
Manufacture Year1942
Made inItaly

Product Images

Bialetti Moka Express 1-Cup stovetop espresso maker in silver aluminum with a black handle.
Image: The Bialetti Moka Express 1-Cup stovetop espresso maker, showcasing its classic octagonal aluminum design and black handle.
Bialetti Moka Express 1-Cup with two small espresso cups, ready for serving.
Image: The Bialetti Moka Express 1-Cup coffee maker positioned alongside two small white espresso cups, ready for serving freshly brewed coffee.

Warranty and Support

For warranty information and customer support, please refer to the documentation included with your product or visit the official Bialetti website. Keep your purchase receipt for any warranty claims.

Ask a question about this manual

Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.

After a successful submission, we securely hash the supplied account or form email before sending it to Microsoft Advertising for conversion attribution. Privacy details.