The Purimax Blog
Stories, Tips, and Advice for Restaurant & Kitchen Experts
August 6th, 2025
Canola vs. Peanut Oil What is Healthier & More Cost Effective?
Compare smoke point, nutrition stats, allergen risks, and price trends to see whether canola or peanut oil gives your kitchen the healthiest, most cost-efficient fry.
Frying Oil Extension Blogs
How to Prevent Carbon Buildup in a Commercial Fryer
Carbon buildup ruins oil fast and burns out heating elements. Here's what actually causes it...
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How to Get Crispier Fried Food From Your Commercial Fryer
Soggy, inconsistent fried food comes down to three things: oil temperature, oil quality, and moisture...
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What Is the Best Oil for Deep Frying in a Restaurant?
Canola is the workhorse, peanut is premium, and the real cost driver isn't which oil...
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How to Train Kitchen Staff on Fryer Oil Management
A practical training framework for kitchen staff on fryer oil quality, filtration, and temperature discipline...
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Fryer Oil Filtration Explained: How It Actually Works
What fryer oil filtration actually does, the three main system types, how filtration media works...
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How to Reduce Frying Oil Costs in a Restaurant
A busy restaurant spends $15,000–$30,000 a year on frying oil. Consistent filtration, temperature discipline, and...
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Best Oil Filtration System for Commercial Fryers in 2026
A breakdown of commercial fryer filtration systems — mobile units, built-in, and filter powder —...
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How to Calculate Fryer Oil ROI for Your Restaurant
Fryer oil ROI is simple math: what you spend vs. what filtration saves. Here's the...
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How to Tell If Fryer Oil Is Bad: 7 Signs to Check Now
Know the 7 signs fryer oil has gone bad before it tanks your food quality....
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Filter Powder vs. Filter Paper: Which Fryer Filter Is Better?
Filter paper handles particles. Filter powder removes dissolved impurities. Here's exactly when to use each...
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What Temperature Should a Commercial Fryer Be Set To?
350°F is the all-purpose default for commercial fryers, but the right setting depends on the...
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Why Is My Fryer Oil Turning Dark So Fast? 7 Real Causes
Fryer oil darkening fast means it's oxidizing and polymerizing faster than it should. Here are...
Read moreFood Safety & Compliance
Oil Filtration Methods
How to Boil Out a Commercial Fryer: Step-by-Step Guide
A commercial fryer boil-out removes polymerized grease that daily cleaning misses. Here's the full procedure,...
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How to Filter Fryer Oil in a Commercial Kitchen (Step by Step)
Filter fryer oil daily — twice for high-volume kitchens — using a portable filter machine....
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Why Is My Frying Oil Turning Brown So Fast?
Fryer oil darkening too fast? Six specific causes — bad thermostat, wet food, salt contamination,...
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Does Filtering Fryer Oil Actually Work?
Yes — filtering fryer oil extends oil life 2–4x, improves food quality, and can save...
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Why Frying Fish in a Shared Fryer Burns Through Oil Faster
Frying fish in a shared fryer can cut your oil life by 30–40%. Here's the...
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The Hidden Math Behind Filtration Frequency and Oil Life
Filtering once vs. twice daily isn't a small difference. See the compounding math behind how...
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The $7,000 Filtration Mistake Most Kitchens Make
Over-filtering strips your oil of quality. Under-filtering destroys it fast. Here's the data on where...
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This 1 Change Saves Restaurants $5K a Year in Oil Costs
Restaurants that filter fryer oil properly save $5,000/year on average. Here's the ROI breakdown and...
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Your Deep Fryer is Costing You Annually | Here's a Guide to Help You Save
The average restaurant burns $17K+ on frying oil yearly — most is preventable. See how...
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Your Fryer Burns $17K/Year in Oil. Here's How to Cut It
Your Fryer Burns $17K/Year in Oil. Here's How to Cut It For most restaurants with...
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Pump vs Gravity Fryer Filter: Which One Saves More Money?
Gravity filters cost less. Pump systems clean faster. But which actually extends your oil life...
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Inside the Fryer: What's Actually Happening to Your Oil — And How to Slow It Down
Most restaurant operators know their frying oil degrades, but few understand the chemical mechanisms driving...
Read moreOil Quality Testing & Research
Canola vs. Peanut Oil for Restaurant Fryers: Which Is Better?
Canola and peanut oil dominate commercial deep frying — but they behave differently in your...
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My Commercial Fryer Won't Reach Temperature: What to Check
When a commercial fryer won't reach temperature, the cause is usually one of six things....
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How to Get Crispier Fried Food From Your Commercial Fryer
Soggy, inconsistent fried food comes down to three things: oil temperature, oil quality, and moisture...
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Why Does My Fried Food Come Out Greasy?
Greasy fried food is almost always a temperature, oil quality, or moisture problem. Here's how...
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What Causes Fryer Oil to Foam?
Foaming fryer oil has 4 main causes — degraded oil, water, food particles, or soap...
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How Much Fryer Oil Does a Restaurant Use Per Week?
A busy restaurant uses 35–60 lbs of fryer oil per fryer per week. Here's exactly...
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Polar Compounds in Fryer Oil: What They Are and Why They Matter
Once polar compounds exceed 25% of your fryer oil, food quality tanks and health risks...
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Your Fryer Oil Is Your Canary in the Coal Mine
The condition of your frying oil reveals systemic kitchen problems before they bankrupt you. Learn...
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How to Tell If Your Fryer Oil Is Bad — and What to Do
Is your fryer oil costing you thousands? Learn the 5 warning signs of bad frying...
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Your State May Require This Fryer Log. Do You Have One?
The US has no federal fryer oil discard standard—but states are filling that gap. Learn...
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The 27% Rule: Fryer Oil Science No Restaurant Is Talking About
What is the 27% TPM threshold for fryer oil, why the U.S. has no federal...
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Frozen Food Is Wrecking Your Oil. The Science Behind It
Water from frozen and high-moisture foods accelerates fryer oil degradation by 40% or more. Here's...
Read moreRestaurant Cost Reduction
How to Calculate Tip Out in a Restaurant | Restaurant Owner Guide
How tip-out works, which calculation method fits your restaurant, and standard percentages for servers, bussers,...
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How to Lower Your Restaurant's Energy Costs
Restaurant energy bills run 3–5% of sales — and most of that is preventable. Here's...
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How to Calculate the Break-Even Point for a Restaurant
The break-even formula explained for restaurant operators with real numbers. Know your daily revenue floor...
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Employee No-Call No-Show: How to Handle It in Your Restaurant
A no-call no-show needs a same-day documented response and a written policy. Here's the exact...
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How to Reduce Restaurant Insurance Costs in 2026
Bundling policies, raising deductibles, and a clean claims history can cut restaurant insurance premiums by...
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My Restaurant Is Always Busy. So Why Am I Losing Money?
Full dining room, strong ticket counts — still losing money. Here's how to diagnose exactly...
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How to Set Par Levels in a Restaurant Kitchen
Par levels prevent stockouts and over-ordering. Here's the formula, how to calculate them for perishables...
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Restaurant Kitchen Sustainability Tips That Save Real Money
Energy, food waste, water, and oil cuts with real cost ranges — sustainability moves that...
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Why Is My Actual Food Cost Higher Than My Theoretical?
If your actual food cost is 4–6% above your recipe card theoretical, you're losing tens...
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What Is a Good Beverage Cost Percentage for a Restaurant?
The industry target is 18–24% overall pour cost, but spirits, beer, and wine each have...
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How to Reduce Employee Turnover in a Restaurant Kitchen
Kitchen turnover costs $5,000–$15,000 per employee replaced. Here's what actually causes back-of-house staff to leave...
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How to Build a Restaurant Training Manual That Kitchen Staff Actually Use
Most restaurant training manuals end up in a binder nobody opens. Here's how to build...
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