Cheesy Stuffed Mozzarella Onion Rings – Crispy, Gooey, and Irresistible

Why You’ll Love This Recipe

This recipe delivers maximum crunch and gooey cheese in every bite. It is fun to make, visually impressive, and guaranteed to please cheese lovers. Whether fried, baked, or air-fried, these onion rings are a standout snack for any occasion.

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Cheesy Stuffed Mozzarella Onion Rings – Crispy, Gooey, and Irresistible


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  • Author: Elise
  • Total Time: 40 minutes
  • Yield: 12 onion rings
  • Diet: Vegetarian

Description

Extra-crispy onion rings stuffed with gooey mozzarella cheese, breaded and fried until golden for an irresistible appetizer or party snack.


Ingredients

  • 2 large onions
  • 8 oz mozzarella cheese, cut into strips
  • 1 cup all-purpose flour
  • 2 large eggs
  • 1 cup milk
  • 1 1/2 cups breadcrumbs or panko
  • 1/2 tsp garlic powder
  • 1/2 tsp paprika
  • Salt and black pepper, to taste
  • Vegetable oil, for frying
  • Optional: marinara or ranch sauce for dipping


Instructions

  1. Slice onions into thick rings and separate them.
  2. Sandwich mozzarella strips between two onion rings to form stuffed rings.
  3. Place stuffed rings on a tray and freeze for 30 minutes.
  4. Set up a breading station: flour in one bowl, eggs and milk whisked in another, breadcrumbs mixed with seasonings in a third.
  5. Dredge each ring in flour, dip in egg mixture, then coat with breadcrumbs.
  6. Heat vegetable oil to 350°F (175°C).
  7. Fry onion rings in batches for 2–3 minutes until golden brown.
  8. Drain on paper towels and serve hot with dipping sauce.

Notes

  • Freezing helps prevent cheese from leaking while frying.
  • Can be air-fried at 390°F for 8–10 minutes.
  • Serve immediately for best texture.
  • Prep Time: 25 minutes
  • Cook Time: 15 minutes
  • Category: Appetizer
  • Method: Frying
  • Cuisine: American

Ingredients

(Tip: You can find the complete list of ingredients and their measurements in the recipe card below.)

Large onions are the base of the recipe. Sweet onions work best because they soften nicely and balance the salty cheese.

Mozzarella cheese is the star filling. Its excellent melting quality creates the signature stretchy center.

All-purpose flour helps the breading stick evenly to the onion rings.

Eggs act as the binding agent, ensuring the breadcrumbs adhere properly.

Breadcrumbs create the crispy outer coating. Panko breadcrumbs provide extra crunch.

Garlic powder adds savory depth to the breading.

Paprika contributes mild warmth and color to the coating.

Salt enhances all the flavors and balances the richness of the cheese.

Black pepper adds subtle heat and seasoning.

Oil is used for frying or brushing if baking or air frying.

Directions

Slice the onions into thick rings and separate them carefully. Pair rings of similar size together to create space for the cheese.

Cut mozzarella into strips and place them between two onion rings, pressing gently to seal. Freeze the assembled rings briefly to help them hold their shape.

Prepare three bowls for breading: one with flour, one with beaten eggs, and one with breadcrumbs mixed with garlic powder, paprika, salt, and black pepper.

Dredge each stuffed onion ring in flour, then dip into egg, and coat thoroughly with breadcrumbs.

Repeat the egg and breadcrumb step for a thicker, crispier coating if desired.

Heat oil to the proper temperature and fry the rings until golden brown and crisp, turning carefully.

Remove and drain on paper towels before serving hot.

Equipment needed

Must-Have Tools to Get Rolling

Here’s what you’ll want to have on hand:
Silicone Spatula – Durable, heat-resistant silicone spatula perfect for mixing, scraping, and spreading. Gentle on non-stick cookware and easy to clean.

Large pot – You’ll need this to boil the whole cabbage head and soften the leaves.

large bowl –Spacious, durable large bowl ideal for mixing, serving, or food preparation. Made from sturdy material and easy to clean.

Sharp knife – For coring the cabbage and slicing out the thick stem in each leaf. A paring knife works best.

Mixing bowl – A big bowl makes it easier to combine your meat and rice filling evenly.

Cutting board – For prepping cabbage leaves and rolling them like a pro.

Full-Size Blender – is a powerful kitchen appliance for making smoothies, soups, and sauces in large batches.

 3-in-1 Air Fryer – This versatile 3-in-1 air fryer offers Air Fry for healthier meals with less oil, Bake for bakery-quality desserts and treats, and Reheat to bring leftovers back to life with crispy, flavorful results

Servings and timing

This recipe serves four people as an appetizer.

Preparation time is about 25 minutes.
Chilling time is approximately 30 minutes.
Cooking time is around 10 minutes.
Total time is about 1 hour and 5 minutes.

Storage/reheating

These onion rings are best enjoyed fresh. If needed, store leftovers in an airtight container in the refrigerator for up to two days. Reheat in the oven or air fryer to restore crispness. Microwaving is not recommended.

Variations and Customizations

Cheesy Stuffed Mozzarella Onion Rings are easy to customize. For a sharper flavor, you can mix mozzarella with a small amount of cheddar. I tried this once, and it added extra depth while keeping the cheese pull.

For a spicy version, add cayenne pepper or chili powder to the breadcrumb mixture.

If you prefer baking, place the rings on a greased baking sheet, spray lightly with oil, and bake until golden and crisp, flipping halfway through.

An air fryer also works very well, producing a crisp exterior with less oil.

Nutrition and Dietary Info

This is a rich, indulgent appetizer that provides calcium and protein from the cheese. It is best enjoyed in moderation as part of a balanced meal.

Expert Tips & Customizations

Freeze Before Frying
Chilling helps prevent cheese from leaking during cooking.

Double Breading
A thicker coating improves crunch and cheese retention.

Hot Oil Matters
Proper oil temperature ensures crisp rings without greasiness.

FAQs

Can I make these ahead of time?

Yes, assemble and bread them, then refrigerate until ready to cook.

Why is my cheese leaking out?

The rings may not have been sealed tightly or chilled long enough.

Can I bake instead of fry?

Yes, baking works well with proper oil spray.

What cheese works best?

Mozzarella melts best, but blends can be used.

Are these kid-friendly?

Yes, they are very popular with children.

Can I use red onions?

Yes, but sweet onions offer better balance.

Can I freeze them?

Yes, freeze breaded rings and cook from frozen.

What dipping sauces pair well?

Marinara, ranch, or spicy mayo work perfectly.

How thick should onion rings be?

Thick slices hold cheese better and cook evenly.

Can I make them gluten-free?

Yes, use gluten-free flour and breadcrumbs.

Conclusion

Cheesy Stuffed Mozzarella Onion Rings are a bold, crowd-pleasing appetizer that delivers crunch, flavor, and irresistible cheese pull in every bite. Perfect for parties, game nights, or anytime you want a fun indulgent snack, this recipe is sure to impress and quickly disappear from the table.

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