Introduction
The Caso Crema & Choco Black 1665 is a versatile milk frother designed to prepare a variety of milk-based and plant-based beverages. It offers four distinct functions for creating hot milk foam, cold milk foam, and heating milk or hot chocolate. This manual provides detailed instructions for safe operation, setup, maintenance, and troubleshooting to ensure optimal performance and longevity of your appliance.
Important Safety Instructions
- Read all instructions before using the appliance.
- Do not immerse the base unit, power cord, or plug in water or other liquids.
- This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
- Children should be supervised to ensure that they do not play with the appliance.
- Always place the appliance on a stable, level, heat-resistant surface.
- Do not operate any appliance with a damaged cord or plug, or after the appliance malfunctions or has been damaged in any manner.
- Unplug from outlet when not in use and before cleaning. Allow to cool before putting on or taking off parts, and before cleaning the appliance.
- Do not use attachments not recommended by the appliance manufacturer.
- Do not place on or near a hot gas or electric burner, or in a heated oven.
- Do not use the appliance for anything other than its intended use.
- Exercise extreme caution when moving an appliance containing hot liquids.
Product Components
The Caso Crema & Choco Black 1665 milk frother consists of the following main components:
- Base Unit: Contains the heating element and control panel.
- Stainless Steel Container: The removable jug for milk.
- Transparent Lid: Covers the container during operation.
- Frothing Whisk: Magnetic insert for creating milk foam.
- Heating Whisk: Magnetic insert for heating milk or chocolate without frothing.

Image: All components of the Caso Crema & Choco Black 1665 milk frother, including the base, jug, lid, and two whisks.
Setup
- Unpack: Carefully remove all packaging materials and ensure all components are present.
- Initial Cleaning: Before first use, wash the stainless steel container, transparent lid, and both whisks with warm soapy water. Rinse thoroughly and dry. The base unit should only be wiped with a damp cloth.
- Placement: Place the base unit on a dry, stable, and heat-resistant surface.
- Insert Whisk: Select the appropriate magnetic whisk (frothing or heating) and place it securely onto the pin at the bottom of the stainless steel container.
- Add Milk: Pour milk into the stainless steel container. Observe the MIN and MAX fill lines indicated inside the container. Do not exceed the MAX line for frothing (250 ml) or heating (350 ml) to prevent overflow.

Image: Interior of the milk container with visible MIN and MAX fill level indicators.
Operation
The Caso Crema & Choco Black 1665 offers four functions, selected via the 'Select' button and started with the 'Start' button.

Image: The milk frother's control panel with function indicators.
1. Hot Milk Foam (Cappuccino)
- Insert the frothing whisk.
- Add milk up to the lower MAX line (approx. 250 ml).
- Place the lid on the container and place the container on the base unit.
- Press the 'Select' button until the hot milk foam icon (extra foamy) is illuminated.
- Press 'Start'. The frother will automatically stop when finished.
2. Hot Milk Foam (Latte Macchiato)
- Insert the frothing whisk.
- Add milk up to the lower MAX line (approx. 250 ml).
- Place the lid on the container and place the container on the base unit.
- Press the 'Select' button until the hot milk foam icon (less foamy) is illuminated.
- Press 'Start'. The frother will automatically stop when finished.
3. Cold Milk Foam (Iced Coffee, Frappé)
- Insert the frothing whisk.
- Add cold milk up to the lower MAX line (approx. 250 ml).
- Place the lid on the container and place the container on the base unit.
- Press the 'Select' button until the cold milk foam icon is illuminated.
- Press 'Start'. The frother will automatically stop when finished.

Image: Pouring freshly frothed milk from the container.
4. Hot Milk (Café au Lait, Cocoa, Hot Chocolate)
- Insert the heating whisk (without the frothing coil).
- Add milk up to the upper MAX line (approx. 350 ml).
- For hot chocolate, you can add chocolate pieces or cocoa powder directly into the milk.
- Place the lid on the container and place the container on the base unit.
- Press the 'Select' button until the hot milk icon is illuminated.
- Press 'Start'. The frother will automatically stop when finished.

Image: Adding chocolate pieces to milk for hot chocolate preparation.
Note: The appliance features an automatic stop function. You can also manually stop the process by pressing the 'Start' button again.

Image: User interacting with the control panel to select a function.

Image: A prepared latte macchiato next to the milk frother.
Cleaning and Maintenance
Regular cleaning ensures the hygiene and extends the lifespan of your milk frother.
- Unplug: Always unplug the appliance from the power outlet before cleaning.
- Cool Down: Allow the appliance to cool completely before disassembling or cleaning.
- Dishwasher Safe Parts: The stainless steel container, transparent lid, and both magnetic whisks are dishwasher safe. Alternatively, wash them by hand with warm soapy water and a soft sponge.
- Base Unit: Wipe the exterior of the base unit with a soft, damp cloth. Do not immerse the base unit in water or rinse it under running water.
- Drying: Ensure all parts are completely dry before reassembling or storing the appliance.
- Storage: Store the appliance in a dry place, away from direct sunlight and out of reach of children.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Appliance does not start. | Not plugged in; power outage; container not correctly placed. | Check power connection; ensure container is properly seated on the base. |
| Milk does not froth or froths poorly. | Incorrect whisk used; milk type not suitable for frothing; milk quantity too high/low; milk too warm. | Ensure frothing whisk is used; use cold, fresh milk (dairy or barista-style plant milk recommended); check fill lines; ensure milk is cold. |
| Milk overflows. | Milk quantity exceeds MAX fill line. | Reduce milk quantity to below the MAX fill line for the selected function. |
| Milk is not hot enough. | Heating whisk not used; incorrect function selected. | Ensure heating whisk is used for hot milk; select the correct hot milk function. |
| Burning smell or residue at bottom. | Milk residue not cleaned; milk quantity too low. | Clean the container thoroughly after each use; ensure milk is above MIN fill line. |
Technical Specifications
| Feature | Specification |
|---|---|
| Brand | Caso |
| Model Number | 1665 |
| Color | Black |
| Dimensions (L x W x H) | 12.5 x 16 x 21 cm |
| Weight | 900 g |
| Capacity (Milk Foam) | 250 ml |
| Capacity (Hot Milk) | 350 ml |
| Power | 500 Watts |
| Material | Stainless Steel, Plastic |
| Special Features | 4 functions, suitable for plant-based milk, automatic stop, LED display |
| Care Instructions | Dishwasher safe (container, lid, whisks) |
| Country of Origin | China |
Warranty and Customer Support
For information regarding warranty coverage, please refer to the warranty card included with your product packaging or contact your retailer. For technical support or service inquiries, please contact Caso customer service through their official website or the contact details provided in your purchase documentation.