Skip to content

Which fries are not vegan? A Guide to Non-Vegan Ingredients

4 min read

While potatoes, oil, and salt are traditionally vegan, many popular restaurant fries surprisingly contain animal-derived ingredients. The seemingly simple dish can contain hidden animal fats or flavorings, making it critical for vegans to scrutinize ingredients and preparation methods when asking, "Which fries are not vegan?".

Quick Summary

This guide reveals the surprising non-vegan ingredients lurking in some fast-food fries, including animal fats and dairy-based flavorings. It also addresses the risk of cross-contamination and highlights safe, vegan-friendly options for plant-based eaters.

Key Points

  • McDonald's Fries in the U.S. are Not Vegan: The U.S. recipe includes "natural beef flavor," which contains milk derivatives, making them unsuitable for vegans.

  • Animal Fats are Used at Some Chains: Restaurants like Popeye's fry their fries in beef tallow, while Checkers/Rally's use a combination of milk powder and animal lard.

  • Cross-Contamination is a Risk: Many restaurants cook fries and animal products in the same fryer, posing a risk of cross-contamination for strict vegans.

  • Toppings Can Change Vegan Status: Loaded fries often include non-vegan toppings like dairy cheese, bacon, and mayonnaise.

  • International Recipes Can Differ: Fries at McDonald's locations in the UK are considered vegan, demonstrating that ingredients vary by country.

  • Homemade Fries are Safest: Making your own fries at home ensures all ingredients and cooking oils are entirely plant-based.

  • Look for Dedicated Fryers: Some chains, like Five Guys, use dedicated fryers for their fries, which eliminates the risk of cross-contamination.

In This Article

Unexpected Ingredients That Make Fries Not Vegan

Potatoes are naturally vegan, but how they are processed and cooked can change that. Vegans must be vigilant about a few key non-vegan ingredients that can turn a seemingly harmless side dish into an animal product. While many fast-food restaurants have shifted away from animal-based cooking oils, some still use them, and others have added animal-derived flavorings to maintain a specific taste profile.

Beef Tallow and Animal Lard

Historically, many fast-food chains cooked their fries in beef tallow, a rendered fat from cattle. The resulting rich flavor was a customer favorite. While many have since switched to vegetable oils, some still rely on these animal fats:

  • Popeye's: This chain's Cajun fries are explicitly fried in beef tallow, making them non-vegan and unsuitable for vegetarians.
  • Checkers/Rally's: These fries are coated in a milk powder and fried in animal lard, so they contain both dairy and animal fat.

Dairy-Based Flavorings

Some fries are seasoned or flavored with dairy derivatives to create a signature taste. This is especially true for chains that historically used beef fat and wanted to replicate the flavor without the saturated fat stigma.

  • McDonald's (U.S.): The famous fries in the United States contain "natural beef flavor." While it doesn't contain meat, it is made with hydrolyzed milk derivatives, meaning it is not vegan. This contrasts with UK locations, where the fries are considered vegan.
  • Seasoned Fries: Many brands of seasoned or coated frozen fries contain milk powder or whey powder to enhance flavor and texture. Always read the ingredient list carefully for these hidden dairy ingredients.

Cross-Contamination Concerns

For strict vegans, even fries cooked in vegetable oil can be a point of contention due to cross-contamination. Many restaurants use the same fryers for both plant-based items and animal products, such as chicken nuggets or onion rings dipped in egg-and-dairy batter. While the fries themselves are made of vegan ingredients, the shared oil introduces animal product traces, which some vegans choose to avoid.

Non-Vegan Toppings and Sauces

Beyond the preparation, the additions often served with fries can be non-vegan. Cheese fries, chili cheese fries, and other loaded options often involve a number of non-vegan ingredients.

  • Cheese Sauce: Most cheese sauces are dairy-based and not vegan.
  • Sour Cream: A common topping for loaded fries, sour cream is a dairy product.
  • Mayo: Traditional mayonnaise is made with eggs, but many vegan versions exist. However, always confirm if ordering from a restaurant.

Comparison of Vegan and Non-Vegan Fries

Aspect Vegan Fries (Ideal) Non-Vegan Fries (Examples)
Cooking Oil 100% plant-based oil (e.g., vegetable, canola, peanut, sunflower) Beef tallow, animal lard, or a blend containing animal fats
Flavorings Simple salt or naturally derived spices "Natural beef flavor" containing milk derivatives, whey powder
Preparation Cooked in a dedicated, separate fryer Cooked in shared fryers with animal products
Toppings Plant-based sauces, vegan cheese, spices Dairy cheese, chili with meat, bacon bits, egg-based mayo
Health Impact Lower saturated fat, depending on cooking method Higher saturated fat from animal sources, less suitable for heart health

Making Your Own Vegan Fries

For those who want to be completely certain about the vegan status of their fries, making them at home is the safest option. It also allows for a healthier preparation method.

Here is a simple list of ingredients for homemade vegan fries:

  • Potatoes (e.g., Russet)
  • Vegan-friendly oil (e.g., canola, vegetable, peanut, sunflower)
  • Salt and other desired seasonings

You can bake them in the oven for a low-fat alternative or air-fry for a crispy texture. For a traditional deep-fried experience, use a dedicated pot with a high-smoke-point plant-based oil.

Conclusion

While it might seem safe to assume that all fries are vegan, the reality is that many popular options are not. From animal fats like beef tallow used at Popeye's and Checkers to dairy-based flavorings in U.S. McDonald's fries, animal products can be a surprisingly common ingredient. Furthermore, strict vegans often have to contend with the issue of cross-contamination from shared fryers. By staying informed about potential non-vegan ingredients and asking questions about preparation methods, you can ensure your favorite fast-food snack aligns with your vegan diet and nutrition goals. When in doubt, making delicious, healthy fries at home is always the safest and most transparent option.

Recommended Outbound Link

For a comprehensive list of vegan options at fast-food restaurants, including details on which fries are safe, check out VegNews' guide: These Vegan French Fries Are the Best Thing at the Drive-Thru.

Nutritional Consideration

While confirming vegan status is key for those following a plant-based diet, it's also important to remember that fried potatoes—even vegan ones—are typically high in calories, sodium, and fat. Moderation is advisable for optimal nutrition. Healthier alternatives like homemade baked or air-fried potato wedges can provide a similar satisfying flavor with less oil. Pairing them with nutrient-dense meals can help maintain a balanced and healthy vegan diet.

Frequently Asked Questions

McDonald's fries in the United States contain "natural beef flavor," which is derived from milk derivatives, specifically hydrolyzed milk and hydrolyzed wheat, making them non-vegan.

Beef tallow is a rendered fat from cattle. It is an animal product and, therefore, not vegan. Some restaurants, such as Popeye's, fry their fries in beef tallow.

For absolute certainty, you should ask restaurant staff if they use a dedicated fryer for their fries or if the fries contain any animal products. Cross-contamination from shared fryers is a common issue.

No, not all seasoned fries are non-vegan, but many pre-seasoned or coated varieties contain milk powder or other dairy-based ingredients. Always check the ingredient list for packaged fries.

While many fast-food chains cook their fries in vegetable oil and offer vegan-friendly fries (like Burger King and Five Guys), it is not a safe assumption. Some use animal fats or dairy flavorings, so you must check each restaurant individually.

Many chains, including Burger King, Five Guys, Wendy's, and Arby's, offer vegan fries in the US. However, always confirm locally and check for cross-contamination risks.

The safest and healthiest option is to make your own fries at home. This gives you complete control over the ingredients and cooking oil, and you can bake or air-fry them for a healthier result.

References

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7
  8. 8
  9. 9
  10. 10

Medical Disclaimer

This content is for informational purposes only and should not replace professional medical advice.