How to create a roast online (Curve Designer)

This article explains the process of creating a roast manually using the Cropster Curve Designer.




Why use the Cropster Curve Designer?


With the Cropster Curve Designer, you can:

  • Create roasts from scratch.
  • Copy the roast curve of an already existing roast.
  • Make adjustments to your roasts according to the Roast Compare Report
  • Import and customize a roast curve from another system.

Creating a roast online deducts the green weight from the Green Inventory.

Adding a roast

All roasts with Cropster Roasting Intelligence are automatically logged in C-sar.


By following the steps below, you can add roasts manually

  1. Log in to the online platform C-sar.
  2. Navigate to Roasts on the main menu bar. You will be directed to the 
  3. Click on the green + Add roast button on the right side of the page. 
    Screenshot 2025-04-30 at 14.25.03
  4. Enter the following details:
    Screenshot 2025-02-26 at 14.35.48
    • Roast name
    • Date
    • Duration
    • Profile
    • Machine
    • Roast technician
    • Roast value
    • Roast value 2
    • Project
    • Roast notes
    • Green lot: Click +Add blend component to include additional components.
    • Start weight (green)
    • End weight (roasted)
  5. The next section is the Roasting curve section, where you can select between the following options:
  6. Click Create Roast to submit.

Adding a Roasting Curve


You can select between the following three options:

  1. Creating a curve
  2. Copying a curve
  3. Uploading a curve

A new feature allows importing roasts from other systems, like Artisan or Probat Pilot, directly into Cropster.

The importer is compatible with the following files:

  • .crc (Cropster)
  • .xml (Probat Pilot)
  • .json (Artisan) 

Creating a curve

Click the Create Curve button to display a default graph at the bottom of the page.

You can see how each tool works by hovering over it.

  1. Screenshot 2024-02-15 at 13.08.43 
    • To modify the curve, simply click and drag the data points using your mouse to reposition them as needed.
    • To modify the axes, click and drag a data point beyond the graph's edge; the axes will automatically recalibrate to the new position upon release.
    • To insert a new data point, simply double-click on the curve at the desired location.
      Screenshot 2025-02-26 at 14.39.26
  2. Screenshot 2024-02-15 at 13.11.20
    • To insert a comment, simply double-click on the specific point on the curve where you would like your comment to appear.
    • The comments box will appear, enabling you to select the event for your comment and enter notes, along with any adjustments to time or temperature.
    • To save your comment, click the Update comment button. If you wish to remove a comment, simply select the Delete comment option.
      Screenshot 2025-02-26 at 14.43.01
  3. Screenshot 2024-02-15 at 13.28.15
    • To adjust the roast duration, drag the start or end point on the graph or manually enter the times in the fields below.
    • Select the Update Duration button to submit.
      Screenshot 2025-02-26 at 14.46.08

Copying a curve

Click the Copy Curve button to open a dropdown menu and select the roast you want to replicate.

  1. Select the roast to copy from the dropdown menu and click Copy Curve.
    Screenshot 2025-02-26 at 14.48.13

Uploading a curve


Click the Upload Curve button and follow the prompts:

  1. Choose a file from your computer to upload.
    Screenshot 2025-02-26 at 14.50.23
  2. The roast and all associated comments will be successfully uploaded.

The imported curve cannot be modified, but comments can be edited and the duration adjusted as needed.


Related content


Congratulations! You are now ready to use the Cropster Roast Curve Designer.

Your opinion matters. If you have further questions, feedback, or concerns, please submit a support ticket directly from support.cropster.com