Cheese Filled Onion Crunch

Featured in Snacks and bites for hungry moments.

These Cheese Filled Onion Crunch bites are a fun snack mashup. Large onion rings are stacked with melty cheese between, then triple coated in flour, egg, and breadcrumbs. Fry them up for a golden shell and stretchy cheese inside. Perfect for your next party or cozy night snack!
Maria from tastyhush
Updated on Tue, 15 Apr 2025 12:06:05 GMT
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Crunchy, golden rings of onion wrapped around gooey mozzarella make an amazing texture and flavor combo. This oven-baked treat brings together sweet onion goodness with melty cheese, all wrapped in a crunchy outer layer that snaps with every bite.

I stumbled on these rings at a family party, and they were gone in seconds. Everyone couldn't stop grabbing the sweet onions and stretchy cheese combo. Even my picky nephew who usually pushes onions aside couldn't keep his hands off these cheesy, crispy goodies.

Key Components

  • Sweet onions: They add natural sweetness and gentle flavor that works great with cheese. Try to find Walla Walla or Vidalia types for best taste
  • Buttermilk: Makes the onions softer and adds flavor depth. Go for full fat for the best outcome
  • Part skim mozzarella sticks: They melt perfectly without getting too oily. Keep them frozen until you need them
  • Combo of panko, cornmeal, and crushed cereal: Gives you an amazing crunch that stays crisp after baking
  • Whole wheat flour: Brings a light nutty taste, though regular all purpose works fine too

Step-by-Step Cooking Guide

Get Your Onions Ready:
Slice onions into half-inch rings and pull them apart carefully. Drop them in buttermilk so they're completely covered. Wrap and chill for at least an hour to soften them up.
Setup For Baking:
Warm your oven to 425°F. Cover a big baking tray with foil and put it aside. Take onions out of buttermilk and gently dry them with paper towels.
Fix The Cheese Inside:
Cut frozen mozzarella sticks into four long pieces each. Find onion rings that match in size, with slightly smaller ones that fit inside bigger ones. Push cheese strips between paired rings, using about two strips per ring.
Make Your Coating Station:
Mix the flour with panko, cornmeal, and crushed cereal in a wide dish. Add enough salt and pepper for taste. In another bowl, whisk eggs until they're smooth.
Coating And Cooking:
Roll each stuffed ring in plain flour first. Then dip in beaten eggs until fully covered. Back to flour for a second coat. Into eggs again for better sticking. Finally, cover completely with the seasoned panko mix. Put each ring carefully on your prepared tray. Spray them well with cooking spray all over.

Let them cook in the oven for 22 minutes, flipping them once halfway. The outside should turn a nice golden brown while the cheese inside gets all melty.

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Amazing Flavor Combinations

Regular marinara sauce works wonders with these rings, giving a tangy kick against the rich cheese. Homemade ranch adds a creamy touch that makes both the onion and mozzarella taste even better. These dips turn a simple starter into something everyone will talk about.

Food That Brings People Together

Food is all about connecting with others. These stuffed onion rings have become our family gathering favorite, making happy moments we all share. Just watching someone pull a ring apart with that cheese stretch makes everyone smile.

The Rewards Of Making Snacks At Home

When you make snacks yourself, you pick what goes in them and create something really special. These rings show how homemade treats can beat anything you'd get at a restaurant for taste and quality. There's nothing like the good feeling you get from making something this tasty.

My grandma always told me onions make everything taste better. After cooking with lots of different kinds over the years, I've found sweet onions really stand out in this recipe, especially when you pair them with rich mozzarella.

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I've spent so many hours getting these tricks just right in my kitchen. The hot baking sheet trick changed everything after I noticed restaurant onion rings always had that perfect crunch on the bottom. These little methods might seem tiny, but they make a huge difference in how they turn out. What I really love about these tips is how they take something good and make it awesome, giving you that perfect crunch and cheese pull that makes everyone grab for more.

Frequently Asked Questions

→ How can I keep the cheese inside?
Choose snugly fitting onion rings and firmly press the cheese before coating.
→ Which oil works best for frying?
Go for canola, vegetable, or peanut oil—they handle high heat well.
→ Can I pick any cheese?
Sure, as long as it melts well—try cheddar or provolone!
→ Can these be baked instead of fried?
Not advised. Frying gets you that amazing crunch.
→ Why bother with three coatings?
The layered crust traps the cheese inside and stays crispy.

Cheese Filled Onion Crunch

Golden fried onion layers stuffed with gooey cheese inside.

Prep Time
15 Minutes
Cook Time
12 Minutes
Total Time
27 Minutes
By: Maria

Category: Appetizers

Difficulty: Intermediate

Cuisine: American

Yield: 6 Servings (18 balls)

Dietary: Vegetarian

Ingredients

→ Base

01 2 cups of cold mashed potatoes

→ Cheese

02 ½ cup Parmesan, grated finely
03 1 cup shredded cheddar or mozzarella

→ Coating

04 1 beaten egg
05 Breadcrumbs, 1 cup
06 Spray oil or olive oil

→ Seasonings

07 Salt and pepper to your preference
08 ½ teaspoon onion powder
09 Garlic powder, ½ teaspoon

Instructions

Step 01

Stir together the cheese, mashed potatoes, and spices.

Step 02

Roll into balls about 1.5 inches wide. If they're sticky, chill them a little first.

Step 03

Cover each ball by dipping it in egg and rolling it in the breadcrumbs.

Step 04

Cook in an air fryer at 375°F for 10-12 minutes, shaking them halfway until they're golden brown.

Notes

  1. Chilled potatoes work the best for this.
  2. Any cheese blend can be used.
  3. If cooking in multiple rounds, you can keep them warm at 200°F.

Tools You'll Need

  • Air fryer
  • Bowls for mixing
  • Optional: cookie scoop

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Has dairy ingredients
  • Contains egg
  • Includes gluten/wheat