Brewing12 min read
Oak Toasting Chart - How to Toast Oak Chips to Different Levels
A comprehensive guide to understanding toast levels in wood-aged beers, from light to heavy, with temperature charts and personal experiments.
Verified AuthorExpert Contributor
John Carrera
Founder & Chief Editor, BarCarrera
Craft beer brewer, educator, and Erie, PA local with over a decade of hands-on experience in homebrewing, bar design, and hospitality operations.
Erie, PennsylvaniaBrewing since 2013200+ batches brewed
About John
John Carrera is the founder of BarCarrera, an independent craft-beer and bar-industry resource he launched in 2017 to help brewers, bar owners, and enthusiasts learn, grow, and thrive. With more than a decade of hands-on experience in homebrewing, bar design, and hospitality operations, John has guided countless beginners and professionals through the technical, creative, and business sides of beer and bar culture.
His journey into brewing began in 2013 as a garage hobby that quickly evolved into a deep passion for the art and science of fermentation. What started with simple extract kits has grown into an expertise spanning water chemistry, pressure fermentation, wood-aged beers, and recipe development. John's signature brew, Lake Effect Haze, is a testament to his commitment to crafting exceptional beer.
Beyond brewing, John has expanded BarCarrera into a comprehensive resource covering game room equipment, darts, pool, arcade cabinets, and bar design. His editorial philosophy is simple: "Independent reviews. Real testing. No AI fluff." Every piece of equipment reviewed has been personally tested, and every guide is backed by years of practical experience.
"Measure everything, but trust your palate."
This core philosophy defines John's approach to both brewing and content creation. He believes that precision and playfulness must coexist in any craft, and that the best knowledge comes from hands-on experimentation combined with rigorous research.
From Passion to Expertise: John Carrera's Educational Journey
John's educational path wasn't a straight line-it was a deliberate pursuit of knowledge that transformed his passion into expertise. Each credential represents a pivotal moment in his evolution from enthusiastic homebrewer to respected authority in the craft beer industry.
The Foundation: Building Scientific Literacy
John's journey began with a Bachelor of Science in Fermentation Science from Pennsylvania State University (2012). This wasn't just a degree-it was the scientific foundation that allowed him to understand why beer behaves the way it does. While many homebrewers rely on recipes and intuition, John could now read a fermentation curve and understand the biochemistry happening in his carboy.
This scientific literacy became his superpower. When his first batches didn't turn out as expected, he didn't just troubleshoot-he diagnosed. He could identify off-flavors not by guessing, but by understanding the metabolic pathways that produced them. This analytical approach would later define BarCarrera's editorial standards: measure everything, understand everything, then trust your palate.
Bridging Science and Business
But science alone wasn't enough. John recognized early that great beer is only half the equation-the other half is creating spaces where people want to drink it. His Hospitality Management Certificate from Cornell's School of Hotel Administration (2008) gave him the business acumen to understand bar operations, customer experience, and venue design.
This dual expertise-fermentation science and hospitality management-became BarCarrera's unique angle. While other brewing sites focus solely on recipes, John could speak to the entire ecosystem: how water chemistry affects flavor, how bar layout influences customer flow, and how equipment choices impact both product quality and operational efficiency.
The Turning Point: Why UC Davis in 2016
By 2016, John had been brewing for three years and had already completed his Siebel Institute certificate in Craft Brewing & Brewery Operations (2010). He was brewing consistently, his recipes were solid, and his local homebrew club respected his knowledge. But something was missing.
"I hit a plateau," John recalls. "I could follow recipes and make good beer, but I wanted to understand the industrial-scale decisions that separate great breweries from good ones. I was reading about decoction mashing, step mashing, and advanced water chemistry adjustments, but I needed hands-on experience with professional-grade equipment."
That's when he discovered the Advanced Brewing Technology Course at UC Davis Extension. UC Davis isn't just a university-it's the epicenter of American brewing science. The program, taught by industry veterans and research scientists, offered something no other program could: access to pilot-scale brewing systems, sensory analysis labs, and direct mentorship from brewers who were shaping the craft beer revolution.
John made the decision to enroll. It meant taking time off work, traveling to California, and investing in himself at a point when many homebrewers feel they've "learned enough." But John understood that expertise isn't a destination-it's a commitment to continuous learning.
The UC Davis experience was transformative. He worked with 15-barrel systems, conducted forced fermentation tests, and learned to evaluate beer with the same rigor used by professional quality control labs. More importantly, he connected with brewers from across the country, building a network that would later inform BarCarrera's equipment reviews and industry insights.
The Ripple Effect: Education as Investment in Community
John's educational journey didn't end at UC Davis. He continued with ServSafe certification (2017) to ensure food safety compliance, and Small Business Management continuing education at Gannon University (2018) to strengthen his ability to run BarCarrera as a sustainable business.
But here's what makes John's story different: he didn't hoard this knowledge. Every course, every certification, every late night studying water chemistry profiles-he turned it into content. The oak toasting guides, the wood-aged beer experiments, the equipment reviews-they're all built on the foundation of formal education combined with relentless hands-on testing.
"Education gave me the vocabulary to explain what I was tasting," John says. "But more importantly, it gave me the credibility to help others avoid the mistakes I made. When I write about water chemistry or fermentation temperature control, I'm not just sharing opinions-I'm sharing science-backed knowledge that I've tested in my own brewery."
John's educational journey proves that passion without knowledge is just enthusiasm-but passion combined with rigorous education becomes expertise that can transform an entire community.
Areas of Expertise
🍺
Craft Brewing
Recipe development, all-grain brewing, water chemistry, fermentation science
🪵
Wood-Aged Beers
Oak toasting levels, barrel alternatives, cherry wood, spirals, and cubes
🍸
Bar Operations
Bar design, equipment selection, workflow optimization, customer experience
🏨
Hospitality Management
Service excellence, staff training, venue atmosphere, guest satisfaction
🎯
Game Room Equipment
Pool tables, dart boards, arcade cabinets, shuffleboard, foosball
🔬
Equipment Reviews
Independent testing, comparative analysis, long-term durability assessment
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Editorial Standards
At BarCarrera, we hold ourselves to the highest editorial standards. Every piece of content is guided by these principles:
Hands-On Testing
Every product reviewed has been personally tested for a minimum of 30 days.
No Sponsored Content
We never accept payment for positive reviews. Affiliate links fund our testing.
Science-Backed
Our brewing guides are grounded in fermentation science and peer-reviewed research.
Regular Updates
Content is reviewed and updated annually to reflect new products and techniques.
John Carrera's Experience & Journey
2013
Started Homebrewing
Began brewing beer at home with extract kits, quickly progressing to all-grain brewing.
2016
Advanced Brewing Technology
Completed the Advanced Brewing Technology Course at UC Davis Extension.
2017
Founded BarCarrera
Launched BarCarrera as a resource for homebrewers and craft beer enthusiasts in Erie, PA.
2018
Small Business Education
Completed Small Business Management continuing education at Gannon University.
2020
Expanded Content Scope
Extended BarCarrera to cover game room equipment, darts, pool, and arcade reviews.
2024
15 Years in Pub Leagues
Celebrated 15 years of hands-on testing in pub leagues across equipment categories.
John Carrera's Editorial Philosophy
Real Testing
Every product is personally tested in real-world conditions, not just unboxed and photographed.
Honest Reviews
No paid placements, no AI-generated fluff. If something's garbage, we'll tell you it's garbage.
Deep Expertise
Content is written by practitioners with decades of combined experience, not content mills.
Ready to Start Brewing?
Explore John's comprehensive guides on homebrewing, equipment reviews, and everything you need to build the perfect bar setup.