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Beer battered onions rings in a basket.
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5 from 3 votes

Buttermilk Battered Onion Rings Recipe

Crispy, crunchy, deep fried buttermilk battered onion rings! This recipe is very similar to the bloomin' onion.
Prep Time30 minutes
Cook Time3 minutes
Total Time33 minutes
Course: Side Dish
Cuisine: American
Keyword: battered, buttermilk, deep-fried, onion rings, vidalia onion
Servings: 4
Calories: 505kcal
Author: Leigh Harris

Ingredients

  • 2 large Vidalia onions or sweet onions
  • 2 cups flour
  • 2 teaspoons garlic powder
  • 2 teaspoons paprika
  • 2 teaspoons salt
  • 1 teaspoon pepper
  • 1 cup buttermilk
  • 2 large eggs
  • oil for frying

Sauce

  • 1/3 cup mayo
  • 2 Tablespoons sour cream
  • 2 Tablespoons creamy horseradish sauce
  • 1 Tablespoon ketchup
  • 1/4 teaspoon paprika
  • 1/4 teaspoon garlic salt

Instructions

For the Sauce

  • Mix all sauce ingredients together until combined. Cover and refrigerate for at least 30 minutes.
    1/3 cup mayo, 2 Tablespoons sour cream, 2 Tablespoons creamy horseradish sauce, 1 Tablespoon ketchup, 1/4 teaspoon paprika, 1/4 teaspoon garlic salt

For the Onion Rings

  • Slice each onion into 1/2 inch thick rings. Carefully separate the rings.
    2 large Vidalia onions
  • In a medium-size bowl or zip bag, mix together the flour, garlic powder, paprika, salt & pepper.
    2 cups flour, 2 teaspoons garlic powder, 2 teaspoons paprika, 2 teaspoons salt, 1 teaspoon pepper
  • In a separate bowl, whisk together the eggs and buttermilk.
    1 cup buttermilk, 2 large eggs
  • Heat the oil to 350 degrees, either in a deep fryer or in a heavy pot.
    oil for frying
  • Start by dipping the rings in the flour. Shake off the excess, and then dip the rings in the egg mixture. Return the rings to the flour mixture for final coating. Shake off the excess and place the rings in the oil. Do this process in batches. Avoid overcrowding the pan or fryer.
  • Fry the rings for about three minutes, turning halfway through, until golden brown. Remove from the oil with a slotted spoon onto paper bag or paper towel lined baking sheet.
  • Sprinkle with salt while still hot.

Notes

Cook time states 3 minutes. This is three minutes per batch of frying onion rings. 
If you don’t have buttermilk you can make your own. Mix 1 cup of buttermilk with 1 tablespoon of lemon juice or white vinegar, and let the mixture sit for about 10 minutes.
Be sure the oil is hot before frying the onion rings. If the oil is not hot enough the onion rings will soak up the oil and become soggy.
Storing and Reheating Leftovers - Fried onion rings are best served immediately. But if you have leftovers, let them cool completely, place them in an airtight container, and refrigerate for up to 2 days. You can reheat them in a 400 degree F oven until crispy and hot.
 

Nutrition

Calories: 505kcal | Carbohydrates: 67g | Protein: 13g | Fat: 20g | Saturated Fat: 5g | Cholesterol: 99mg | Sodium: 1607mg | Potassium: 446mg | Fiber: 4g | Sugar: 14g | Vitamin A: 829IU | Vitamin C: 10mg | Calcium: 135mg | Iron: 4mg