Rotavap in a Cocktail Bar: A Service-Ready Masterclass
Rotavap in a Cocktail Bar is a practical masterclass for bartenders, bar managers, R&D teams and operators who want to use rotary evaporation with more control, safety and repeatability.
This is not a lab fantasy or a shortcut for making every drink more advanced. It teaches how to decide whether a rotavap is actually the right tool, how to choose between distillate, reduction or split run, how to set up a bar-ready station, and how to control the four key dials: pressure, bath temperature, condenser temperature and rotation.
You will learn how to run a full distillation workflow, avoid common failures like bumping, foam, vapor loss and carryover, measure ABV, dilute outputs correctly, label batches, log runs and integrate rotavap modifiers into a real cocktail menu.
Understand when a rotavap adds real value and when a simpler technique is better.
Learn how to control pressure, bath, condenser and rotation during a full run.
Use SOPs, troubleshooting sheets and calculators to make rotavap outputs repeatable.
Trusted by bartenders, consultants & hospitality teams worldwide
AT A GLANCE
Format
Online masterclass + PDF/Excel files
Delivery
Instant access after purchase
Price
$9.90 Launch Price​
Support
Email support included
Works On
Desktop, tablet and mobile
A practical rotavap masterclass that teaches how to produce distillates, reductions and split runs for cocktail bars with safer setup, better QC and repeatable service logic.
You receive the full Rotavap in a Cocktail Bar Masterclass PDF, plus practical files for safer and more repeatable production: a Rotavap Station SOP and Safety Checklist PDF for setup, shutdown and safe operation, a Rotavap Quick Reference and Troubleshooting PDF for solving common run problems quickly, and a Rotavap ABV Dilution and Batch Calculator XLSX for measuring ABV, adjusting dilution, scaling batches and recording run data.
You will learn how a rotavap works in a bar, how to choose the right output, set up the station, control pressure, bath temperature, condenser temperature and rotation, run a complete distillation, measure ABV, dilute correctly, troubleshoot failures and integrate outputs into a cocktail menu.
It solves the common problem of expensive rotavap experiments that fail because the bar lacks clear setup, safe workflow, filtration discipline, run logs, ABV control, troubleshooting and menu integration.
The masterclass follows a bar-ready rotavap workflow: choose the output, prepare and filter the input, set up the station, control the four key dials, collect fractions, measure ABV, dilute if needed, label the batch, log the run and clean down properly.
Bartenders, bar managers, beverage developers, hotel bar teams, consultants and operators who want to use rotavap technique for advanced modifiers, aromatic distillates, reductions, split runs and repeatable menu prep.
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BUILT BY INDUSTRY EXPERIENCE
Created by Riccardo Grechi, working head mixologist, bar consultant & trainer.
The Double Strainer is built by Riccardo Grechi, an Italian head mixologist, bar consultant and trainer with 10+ years of hands-on experience across Europe and Southeast Asia. His work combines cocktail R&D, menu engineering, cost control, SOP development, training and beverage-program design, with a focus on practical systems that can be used in real service, not just theory.
10+ years of bar and hospitality experience
Award-winning head mixologist
Menu development, training & operations systems
Luxury hotel, cocktail bar & multi-venue experience
Founder of The Double Strainer, read by 30,000+ people yearly
WHAT'S INSIDE
The Framework
Distillate, reduction or split run
Practical Tools
SOP, calculator and run logs
Real Examples
Rose distillate walkthrough
Pro Checklist
Safety and troubleshooting checks
WHAT BAR PROS ARE SAYING
Rotavap always felt intimidating to me, but this masterclass made the whole process much clearer. It helped me understand the settings, the logic behind distillates and reductions, and how to avoid common mistakes during real bar prep.
Matteo G.
Head Mixologist
The best resource I’ve found for building consistent, repeatable drinks my guests actually love.
Maria L.
Beverage Director, Miami
Finally, a method that brings creativity and profitability together.
James R.
Owner, Sydney
The system completely changed how we approach menu development. It’s practical, clear, and actually works in a real bar.
Alex C.
Bar Manager, London
FAQ
Yes. The masterclass is designed to be clear and practical, even if you are still building your knowledge. More experienced bartenders, consultants and hospitality professionals can also use it to refine their method, structure and decision-making.
No professional bar experience is required. The content is built to explain the topic step by step, while still giving enough depth for people already working in bars, restaurants, hotels or beverage consulting.
After purchase, you receive access to the digital masterclass material. You can study it at your own pace and return to the content whenever you need to review a method, concept or practical framework.
This is a self-paced digital masterclass. It is not a live session, so you do not need to book a specific time or attend at a fixed hour.
Yes. The goal is not only to explain theory, but to help you apply the knowledge to real beverage work, including cocktail development, menu planning, service consistency, training, prep systems and better decision-making behind the bar.
The masterclass combines explanation, structure and practical application. Depending on the topic, it may include frameworks, examples, methods, checklists or decision-making systems that help you use the content in real work.
If you need help understanding the material or have a practical question related to the masterclass, you can contact The Double Strainer by email for support.
Turn Rotavap Runs Into Bar-Ready Outputs
Learn how to control the machine, protect aroma, avoid common failures, measure ABV and build repeatable rotavap modifiers for real cocktail service.
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