
Hey, Welcome to the Logan’s Roadhouse Onion Petals Recipe. It’s a crispy, golden-fried onion appetizer made with tender onion petals coated in seasoned batter—just like the famous starter you order at Logan’s.
I still remember the first time I ordered onion petals at Logan’s Roadhouse—they were hot, crunchy, and impossible to stop eating.
Today, I’m walking you through this easy copycat recipe so you can enjoy that same restaurant-style crunch right in your own kitchen.
Recipe Overview
Prep Time: 15 minutes
Cook Time: 10 minutes
Total Time: 25 minutes
Servings: 4
Cuisine: American
Category: Appetizer
History and Origin
Onion petals are a popular American steakhouse appetizer, inspired by the classic blooming onion but made easier to share.
Logan’s Roadhouse popularized this version by cutting onions into petal-like pieces for maximum crunch and dipping potential.
What does Logan’s Roadhouse Onion Petals taste like?
They’re crispy on the outside, tender and sweet on the inside, with a savory, slightly spicy coating.
Each bite delivers a satisfying crunch that pairs perfectly with creamy dipping sauce.
By the way, you can also try the Logan’s Roadhouse Loaded Potato Soup Recipe.
Logan’s Roadhouse Onion Petals Ingredients
You will need the following ingredients to start making the Best Logan’s Roadhouse Onion Petals Recipe:
| Ingredient | Quantity |
|---|---|
| Large sweet onions | 2 |
| All-purpose flour | 1 cup |
| Cornstarch | ½ cup |
| Paprika | 1 teaspoon |
| Garlic powder | 1 teaspoon |
| Onion powder | 1 teaspoon |
| Cayenne pepper | ÂĽ teaspoon |
| Salt | 1 teaspoon |
| Black pepper | ½ teaspoon |
| Buttermilk | 1 cup |
| Vegetable oil | For frying |
Equipment Needed
Also, gather the following equipment, as they are necessary to craft your Easy Logan’s Roadhouse Onion Petals Recipe:
- Sharp knife
- Large mixing bowls
- Deep fryer or heavy-bottomed pot
- Slotted spoon
- Paper towels
- Wire rack
How to Make Logan’s Roadhouse Onion Petals Recipe
Step 1: Prepare the onions
Cut the onions in half, remove the skins, and slice them into thick wedges. Separate the wedges into individual petals.
Step 2: Mix the dry coating
In a large bowl, whisk together flour, cornstarch, paprika, garlic powder, onion powder, cayenne, salt, and black pepper.
Step 3: Dip the petals
Pour buttermilk into another bowl. Dip each onion petal into the buttermilk, then coat it thoroughly in the seasoned flour mixture.
Step 4: Heat the oil
Heat vegetable oil to 350°F in a deep fryer or pot. Make sure the oil is hot enough for crispy frying.
Step 5: Fry until golden
Fry the onion petals in batches for 2–3 minutes, or until golden brown and crispy. Avoid overcrowding the pot.
Step 6: Drain and serve
Remove the petals with a slotted spoon and drain on paper towels. Serve hot with your favorite dipping sauce.
Recipe Card

🧅 Logan’s Roadhouse Onion Petals Recipe
Ingredients
Equipment
Method
- Cut the onions in half, remove the skins, and slice them into thick wedges. Separate the wedges into individual petals.

- In a large bowl, whisk together flour, cornstarch, paprika, garlic powder, onion powder, cayenne, salt, and black pepper.

- Pour buttermilk into another bowl. Dip each onion petal into the buttermilk, then coat it thoroughly in the seasoned flour mixture.

- Heat vegetable oil to 350°F in a deep fryer or pot. Make sure the oil is hot enough for crispy frying.

- Fry the onion petals in batches for 2–3 minutes, or until golden brown and crispy. Avoid overcrowding the pot.

- Remove the petals with a slotted spoon and drain on paper towels. Serve hot with your favorite dipping sauce.

Notes
Nutritional Information
Below, I have listed the nutritional information for the Logan’s Roadhouse Onion Petals Recipe:
| Nutrient | Amount (per serving) |
|---|---|
| Calories | 320 kcal |
| Carbohydrates | 38 g |
| Protein | 6 g |
| Fat | 16 g |
| Saturated Fat | 3 g |
| Sodium | 520 mg |
| Fiber | 3 g |
Serving Suggestions
I love serving these onion petals hot with a creamy ranch or spicy mayo. They also pair perfectly with burgers, steaks, or grilled chicken for a full Roadhouse-style meal.
Storage Tips
These onion petals are best enjoyed fresh, but you can store leftovers in an airtight container in the fridge for up to 2 days. Reheat them in an oven or air fryer to bring back the crunch.
Tips for Getting Extra Crispy Onion Petals at Home
If you want that true Logan’s Roadhouse crunch, I always recommend keeping your oil at a steady 350°F.
When the oil is hot enough, you’ll notice the batter puffs up instantly, giving you lighter, crispier petals instead of greasy ones.
Best Dipping Sauces for Logan’s Roadhouse Onion Petals
In my experience, onion petals are only as good as the sauce you serve them with.
You can stick with classic ranch, or mix things up with spicy mayo, honey mustard, or a zesty horseradish sauce for that steakhouse-style bite.
How to Make Onion Petals in an Air Fryer
If you’re trying to cut back on oil, you’ll be happy to know these onion petals can be air-fried.
While they won’t be exactly like deep-fried, I’ve found they still turn out crispy and flavorful with a light spray of oil.
Common Mistakes to Avoid When Frying Onion Petals
I’ve learned the hard way that overcrowding the fryer is the fastest way to ruin onion petals.
Frying in small batches helps you get even browning and keeps the coating from falling off during cooking.
How This Recipe Compares to Logan’s Roadhouse Original
You might be wondering how close this copycat version really is. Honestly, the flavor and texture are incredibly similar, and most people can’t tell the difference once they’re dipped in sauce and served hot.
Making Onion Petals for Game Day or Parties
When friends come over, these onion petals are always the first thing to disappear.
You can easily double or triple the recipe, keep batches warm in the oven, and serve them as a crowd-pleasing appetizer everyone loves.
Conclusion
This Logan’s Roadhouse Onion Petals Recipe is proof that you don’t need to visit a restaurant to enjoy your favorite appetizers.
With simple ingredients and easy steps, you can recreate that iconic crunch anytime.
With these words, we came to the end of this article. Please share this recipe with your loved ones and give it a 5-star rating at the end of the FAQs section if you enjoy it!
Happy Cooking!
Frequently Asked Questions (FAQs)
What onions work best for onion petals?
Sweet onions like Vidalia or yellow onions work best for a mild, slightly sweet flavor.
Can I bake onion petals instead of frying?
Yes, but frying gives the crispiest texture. Baking will be less crunchy.
What dipping sauce goes best with onion petals?
Ranch dressing, spicy mayo, or a horseradish sauce pair perfectly.
Can I make onion petals ahead of time?
You can prep the onions and coating ahead, but fry them just before serving.
Are onion petals gluten-free?
Not by default, but you can use gluten-free flour to adapt the recipe.
You will also like the Logan’s Roadhouse Grilled Vegetable Skewer Recipe.
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