French Fried Onions are a delightful addition to so many dishes—they’re crispy, savory, and bring that satisfying crunch we all crave. Whether you’re looking to top off a classic green bean casserole for Thanksgiving or just need a tasty snack, these homemade versions far surpass the store-bought kinds. Plus, they offer a warm, rich onion flavor that’s really hard to match.
I vividly remember the first time I made French Fried Onions from scratch. The aroma of frying onions wafting through my kitchen felt like a cozy hug, wrapping me in comfort. The joy of peeling and slicing those sweet onions, watching them transform into golden, crispy bites was completely rewarding. They’re perfect for sharing at parties or for quiet evenings at home with friends. Trust me when I say that once you try these, you won’t be able to go back to anything else!
Why You’ll Love This Recipe
- Simple & Quick: Just 15 minutes of prep and 25 minutes of cooking get you a tasty treat.
- Irresistible Flavor: Sweet onions surrounded by a crispy coating—what’s not to love?
- Eye-Catching Appeal: These golden beauties make any dish look impressive.
- Flexible Serving: Perfect for a snack, a side dish, or a crispy topping for casseroles!
- Diet-Friendly Options: Easily vegan; simply exchange buttermilk for a plant-based option.
Ingredients You’ll Need
- 1 large sweet onion (peeled and thinly sliced; about 3 cups): Sweet onions like Vidalia or Walla Walla work best for their natural sweetness, which balances the salty coating.
- 1 ½ cups buttermilk: This adds tanginess and helps the flour stick for that crispy coating. If you don’t have buttermilk, a mixture of milk and vinegar can substitute well.
- 2 cups all-purpose flour: The key to a crunchy exterior. You can try using gluten-free flour if needed.
- 2 teaspoons salt: Enhances the flavors of the onions and the batter.
- 1 teaspoon ground black pepper: A dash of pepper adds a nice kick to the flavor profile.
- 1 quart fry oil (peanut or canola): Peanut oil works great due to its high smoke point, but canola is a wonderful, versatile alternative.
How to Make French Fried Onions
- Prepare the Onion: Peel the onion and slice it into extra-thin rings. A mandolin slicer on the finest setting gives a perfect, even cut. Remove the smaller rings from the center, and cut the larger circles in half to create semi-circles.
- Soak in Buttermilk: Place the sliced onions in a bowl or measuring pitcher and cover them with 1 ½ cups of buttermilk. Toss gently to ensure each ring is coated. Allow the onions to soak while you prepare the oil and flour mixture; this not only adds flavor but helps tenderize the onions.
- Heat the Oil: Set a large skillet over medium heat and fill it with 1 inch of frying oil. Use a cooking thermometer to monitor the temperature as you heat it. You’ll want it to reach 375°F for optimal frying.
- Mix the Flour: In a separate bowl, combine 2 cups of all-purpose flour, 2 teaspoons of salt, and 1 teaspoon of ground black pepper. Mix well to distribute the seasonings evenly.
- Fry the Onions: When the oil is hot, work in batches. Grab 1-2 handfuls of soaked onion rings, shaking off excess buttermilk before tossing them in the flour mixture. Shake off any excess flour then carefully lower them into the hot oil. Stir gently with a wooden spoon to prevent them from sticking, and monitor the oil temperature, adjusting as needed to keep it between 350-375°F.
- Achieve Golden Perfection: Fry the onion rings for about 1-3 minutes or until they’re golden brown and crispy. Use a skimmer to transfer them to a plate lined with paper towels to drain excess oil.
- Repeat and Serve: Continue frying the remaining onion rings in batches. Serve them warm or at room temperature for the best experience.
Storing & Reheating
To keep your French Fried Onions crispy, let them cool completely before storing. Place them in an airtight container and store at room temperature for up to 2 days or refrigerate for up to a week. For longer storage, you can freeze them for up to 3 months; just ensure they’re in a freezer-safe bag. When you’re ready to enjoy, reheat them in a 375°F oven for about 5-10 minutes to refresh their original crunch.
Chef’s Helpful Tips
- Avoid overcrowding the pan while frying; this allows the onions to cook evenly and prevents steaming.
- If you’re making these ahead of time, fry a little less than golden, as they will continue to cook slightly once removed from the oil.
- If you prefer a lighter coating, you can skip the double-dipping in buttermilk and flour and just use a dry mix.
- If you’re aiming for extra flavor, try adding some paprika or cayenne pepper to the flour mixture for a touch of heat.
- Don’t forget to keep an eye on your oil’s temperature; too low will make them soggy, while too high can burn them quickly.
Every bite of these French Fried Onions delivers unforgettable flavor and satisfying crunch! They are an all-time favorite for good reason and elevate meals effortlessly. Whether you use them as a topping or a snack, they’re sure to impress. So don’t hesitate to experiment with flavors, and enjoy the process as much as the delicious results.
Recipe FAQs
Can I use different types of onions for this recipe?
Absolutely! While sweet onions are recommended for a delightful taste, you can experiment with yellow or even red onions. Keep in mind that the flavor will change—red onions will offer a more robust taste, while yellow onions are a great balance.
What can I serve French Fried Onions with?
The options are nearly endless! They’re a tasty topping for casseroles, burgers, or salads. You can also enjoy them as a standalone snack or appetizer—just serve them with your favorite dipping sauce for added fun!
How do I keep my French Fried Onions crispy during storage?
To keep them crisp, make sure they are completely cooled before storing them in an airtight container at room temperature. Avoid putting them in the fridge, as moisture can make them soggy.
Can I make these ahead of time?
Yes, you can! Just fry them slightly less than golden (they’ll brown a little more as they cool). Store them in an airtight container and then reheat in the oven before serving. This way, you’ll have that fresh-fried taste whenever you need it!
Print
French Fried Onions
These French Fried Onions are a delightful addition to your meals. With their crispy texture and rich flavor, they’re easy to make with just a few ingredients. Perfect for adding a crunch to salads, burgers, or enjoying as a snack!
- Total Time: 40 minutes
- Yield: 10 servings 1x
Ingredients
- 1 large sweet onion peeled and thinly sliced (3 cups)
- 1 ½ cups buttermilk
- 2 cups all-purpose flour
- 2 teaspoons salt
- 1 teaspoon ground black pepper
- 1 quart fry oil peanut or canola
Instructions
- Peel the onion and slice it into very thin rings using a mandolin slicer for even slices. Remove the smallest rings from each slice and cut the larger circles in half to form semi-circles.
- In a bowl, cover the sliced onion rings with buttermilk. Toss to ensure all rings are coated and set aside to soak.
- Heat a large skillet with oil over medium heat, about 1 inch deep, and place a thermometer in the skillet.
- In a mixing bowl, combine flour, salt, and pepper, stirring well to mix.
- Once the oil reaches 375°F, work in batches to fry the onions. Shake excess buttermilk off the rings, coat in the flour mixture, and gently lower them into the hot oil.
- Stir the onion rings immediately with a wooden spoon to prevent sticking and monitor the oil temperature, adjusting to maintain 350-375°F.
- Fry the onions for 1-3 minutes until golden brown, then use a skimmer to transfer them to a plate lined with paper towels.
- Repeat the frying process with the remaining onion rings and serve the crispy onions warm or at room temperature.
Last Step:
Please leave a rating and comment letting us know how you liked this recipe! This helps our business to thrive and continue providing free, high-quality recipes for you.Notes
For maximum crispiness, ensure the oil is hot enough before adding the onions.
Try using different types of onions for varied flavors.
Leftovers can be stored in an airtight container, but are best enjoyed fresh.
- Prep Time: 15 minutes
- Cook Time: 25 minutes
- Category: Side Dish
- Method: Frying
- Cuisine: American
Nutrition
- Serving Size: 1 serving
- Calories: 150
- Sugar: 2g
- Sodium: 300mg
- Fat: 8g
- Saturated Fat: 1g
- Unsaturated Fat: 7g
- Trans Fat: 0g
- Carbohydrates: 20g
- Fiber: 1g
- Protein: 3g
- Cholesterol: 5mg
