Which Oil for Each Cooking Method: A Practical Guide

The cooking oil aisle at the supermarket can be overwhelming. Sunflower, rapeseed, olive, sesame… each bottle touts its benefits, but how do you navigate it all? Do you really need a different oil for deep-frying, salads, and everyday cooking? Spoiler alert: yes, and we'll explain why.

As a product recommendation expert at Joybuy, my mission is simple: to help you see things more clearly. Forget the marketing jargon; this guide gets straight to the point, so you can choose your cooking oil like a pro.

The 3 Criteria for Choosing the Right Cooking Oil

Before we dive into our top picks, here are the essential points to check to ensure you make the right choice.

1. The Smoke Point: The Factor You Can't Ignore

This is the temperature at which an oil begins to break down and smoke, producing potentially harmful compounds. It's the key indicator for knowing which oil to use for which cooking method.

• High-heat cooking (deep-frying, searing): Opt for oils with a high smoke point (above 200?°C), such as sunflower oil, grapeseed oil, or specific deep-frying blends.
• Medium-heat cooking (pan-frying, baking): Oils like rapeseed oil or classic olive oil are good choices.
• Seasoning and low-heat cooking: Extra virgin olive oil or toasted sesame oil, with their pronounced flavours and lower smoke points, are perfect for vinaigrettes or as a finishing touch on a dish.

2. Nutritional Profile and Extraction Method

Beyond cooking, oils differ in their fatty acid composition (saturated, monounsaturated, polyunsaturated like omega-3 and 6). For a healthy and varied diet, it's all about balance.

• Virgin or extra virgin oils: These are obtained through cold, mechanical processes, which better preserve their nutrients and aromas. This makes them ideal as an oil for dressings.
• Refined oils: Processed to be more heat-stable and neutral in taste, they have a higher smoke point and are therefore better suited for high-temperature cooking.

3. Usage: Versatility or Specialisation?

Some oils are true Swiss Army knives, while others are specialists. To make the right choice, ask yourself what your primary use will be: are you looking for an unbeatable deep-frying oil, a characterful oil for your salads, or an all-in-one option for daily use?

Our Recommended Cooking Oils

We've selected four essential oils that each meet a specific need. They were chosen for their quality and their popularity among both amateur and expert cooks.

For Deep-Frying Enthusiasts: LESIEUR Frial Frying Oil

What sets it apart A blend of French-origin sunflower and rapeseed oils, specially formulated for deep-frying. Its promise: golden, crispy fried foods, without the lingering odours.

Highlights

• High temperature: Perfect for deep-frying, it can withstand temperatures up to 175?°C.
• Economical: It can be filtered and reused up to 10 times, a real bonus for your wallet.
• Quality controlled: Guaranteed free of pesticide residues (below the quantification limit of 0.01 mg/kg).
• 100% recycled bottle: Packaging made entirely from recycled material and is, in turn, recyclable.

Who is it for? For all fans of homemade fries, doughnuts, and other fried treats who are looking for a specialised, high-performance, and economical oil.

The Everyday All-Rounder: ISIO 4 LESIEUR 4-Oil Blend

What sets it apart ISIO 4 is the quintessential all-purpose oil. Its unique blend of four seed oils (rapeseed, sunflower, oleic sunflower, and linseed) makes it just as at home in a vinaigrette as it is in a frying pan or for occasional deep-frying.

Highlights

• Complete nutritional profile: Rich in essential fatty acids (Omega-3 and 6) and vitamin D, it contributes to a balanced diet.
• Ultra-versatile: One single oil to dress salads, pan-fry, and even deep-fry (up to 175?°C).
• Stop-drip cap: Its pouring spout is designed for clean, mess-free dispensing.
• 100% recycled bottle: Like its deep-frying cousin, its packaging is fully recycled and recyclable.

Who is it for? For those who want to simplify their kitchen with a single bottle that can do it all, from the dressing for a lunchtime salad to the seared steak for dinner.

The Classic for Dressings: Tramier Extra Virgin Olive Oil

What sets it apart A true classic: this extra virgin olive oil is obtained by cold-pressing Spanish olives. Its secret? A fruity and delicate taste that enhances dishes without ever overpowering their flavours.

Highlights

• Cold extraction: "Extra virgin" quality guaranteed by a purely mechanical extraction, which preserves all the aromas and benefits of the olive.
• Balanced taste: Perfect drizzled over a salad, grilled vegetables, or for preparing flavourful marinades.
• Smart pouring spout: Its dual-function cap allows you to pour a delicate drizzle or a larger quantity, depending on your needs.
• Recycled glass: The bottle is made with up to 80% recycled glass.

Who is it for? A must-have for lovers of Mediterranean cuisine and anyone who wants a quality dressing oil with an authentic taste.

The Finishing Touch for Asian Flavours: Yeo's Pure Sesame Oil

What sets it apart This 100% pure sesame oil is a true flavour bomb. Pressed from toasted sesame seeds, it offers an intense and powerful aroma. It's a finishing oil, to be used sparingly to perfume a dish.

Highlights

• Unmistakable flavour: The essential finishing touch to achieve the authentic taste of stir-fries, noodle soups, and other Asian dishes.
• 100% sesame: Only toasted sesame seeds, with no additives or blends.
• Finishing oil: A few drops are enough in a marinade, a vinaigrette, or directly on the dish before serving.
• Small format: Its 150 ml bottle is ideal for occasional use and is easy to store.

Who is it for? For lovers of Asian cuisine looking to give their dishes that authentic, deep flavour that makes all the difference.

And for Your Vinaigrettes?

A good oil is nothing without a good vinegar. For dressings and marinades that are out of the ordinary, acidity is key. Explore our selection to find the perfect partner for your oil and awaken your salads. ? Discover our range of vinegar bottles

Cooking Oils: Your Questions, Our Answers

The Cheat Sheet: Which Oil for Which Cooking Method?

• Deep-frying (over 180?°C): Dedicated frying oils, refined sunflower oil.
• Pan-frying (140-180?°C): Rapeseed oil, olive oil, versatile blends like ISIO 4.
• Dressing (cold): Extra virgin olive oil, walnut oil, sesame oil, linseed oil.

Can you reuse deep-frying oil?

Yes, oils specifically for deep-frying, like Lesieur's Frial, are designed to be reused (up to 10 times, according to the manufacturer). The secret? Filter it well after each use to remove food particles, and never let it overheat. A warning sign: if it darkens, thickens, or smells rancid, it's time to dispose of it.

How should you store oil properly?

Oil's three enemies are light, heat, and air. The golden rule: store your bottles in a cupboard, away from the hob, and close them tightly after each use.

By Our Joybuy Culinary Expert