Mac and Cheese Stuffed Onion

Featured in: Comfort Food

These golden onion rings feature a delectable mac and cheese filling for a playful, savory twist on a classic snack. Each large onion ring is stuffed with creamy macaroni, chilled, breaded, and deep fried until crisp and golden. The contrast between crunchy exterior and velvety center makes these treats perfect for gatherings or indulgent comfort food moments. Serve them hot with your favorite dipping sauces—try ranch, marinara, or spicy aioli—and enjoy flavor and texture in every bite. For a lighter touch, they can be baked instead of fried. Suitable for vegetarians and easily adapted with various cheese blends.

Updated on Mon, 27 Oct 2025 07:05:00 GMT
Golden Mac and Cheese Stuffed Onion Rings, crispy and savory, perfect for parties.  Save to Pinterest
Golden Mac and Cheese Stuffed Onion Rings, crispy and savory, perfect for parties. | buddybiteskitchen.com

Golden, crispy onion rings filled with creamy macaroni and cheese—a playful, indulgent appetizer or snack that's perfect for parties or comfort food cravings.

The first time I made these, everyone at the table was blown away by the combination—it vanished in minutes and quickly became the must-have snack for movie nights and game day gatherings.

Ingredients

  • Elbow macaroni: 200 g (7 oz), for the cheesy filling
  • Whole milk: 2 cups (480 ml), gives a creamy texture
  • Unsalted butter: 2 tbsp, for the roux
  • All-purpose flour: 2 tbsp, thickens the sauce and for breading
  • Shredded cheddar cheese: 1 ½ cups (150 g), sharp flavor
  • Shredded mozzarella cheese: ½ cup (50 g), adds meltiness
  • Dijon mustard: ½ tsp, subtle tang
  • Salt: ½ tsp plus extra to taste
  • Black pepper: ¼ tsp
  • Yellow onions: 2 large, cut into rings
  • All-purpose flour: 1 cup (120 g), for breading
  • Large eggs: 2, beaten
  • Milk: 2 tbsp, for egg wash
  • Panko breadcrumbs: 2 cups (120 g), for crunch
  • Paprika: ½ tsp, adds color and warmth
  • Oil: For deep frying

Instructions

Cook pasta:
Boil elbow macaroni in salted water according to package, drain and set aside.
Make cheese sauce:
Melt butter in saucepan over medium heat. Stir in flour, cook 1 minute. Slowly whisk in milk until smooth; simmer and stir frequently until thickened (3 to 4 minutes).
Add cheese:
Remove from heat. Stir in cheddar, mozzarella, mustard, salt and pepper. Mix with cooked macaroni. Cool to room temperature, then refrigerate for about 20 minutes until firm.
Prepare onions:
Peel onions and slice into 1 cm (½ inch) thick rings. Separate large, sturdy rings; reserve smaller ones for another use.
Stuff rings:
Press cooled mac and cheese into onion rings, filling and leveling tops. Freeze stuffed rings on lined tray at least 30 minutes until firm.
Breading station:
Place flour in one bowl. In a second, whisk eggs with 2 tbsp milk. In a third, combine panko and paprika.
Bread onion rings:
Dip each stuffed ring in flour, then egg mixture, then panko. Gently press crumbs on to cover fully.
Fry:
Heat oil to 180°C (350°F) in deep fryer or large pot. Fry rings in batches 2 to 3 minutes per side until golden and crisp. Drain on paper towels, sprinkle lightly with salt.
Serve:
Enjoy hot with your favorite dipping sauce.
Indulgent Mac and Cheese Stuffed Onion Rings, deep-fried to golden perfection, served hot.  Save to Pinterest
Indulgent Mac and Cheese Stuffed Onion Rings, deep-fried to golden perfection, served hot. | buddybiteskitchen.com

One family night, we turned these stuffed onion rings into a dipping contest—kids and adults alike loved the challenge of coming up with creative sauces and no one could pick a favorite.

Required Tools

Saucepan, mixing bowls, whisk, knife and cutting board, deep fryer or large heavy pot, slotted spoon or spider, baking tray (for freezing)

Nutritional Information (per serving)

Calories: 410 Protein: 13 g Fat: 21 g Carbohydrates: 43 g

Recipe Variations

Swap in Gruyère or pepper jack cheese for a different flavor, or bake instead of fry for a lighter take.

Crispy onion rings bursting with creamy Mac and Cheese, ideal for comfort food lovers. Save to Pinterest
Crispy onion rings bursting with creamy Mac and Cheese, ideal for comfort food lovers. | buddybiteskitchen.com

Serve these right away while hot for the ultimate gooey, crunchy treat. The surprise inside never fails to delight every guest.

Common Recipe Questions

How do you get the mac and cheese to stay inside the onion rings?

Chilling the cooked macaroni mixture until firm and freezing the stuffed onion rings helps keep everything intact during breading and frying.

Can these onion rings be baked instead of deep fried?

Yes, bake on a rack at 220°C (425°F) for about 20 minutes, turning once, for a lighter version.

What sauces pair well with these onion rings?

Popular options include marinara, ranch, or a spicy garlic aioli for dipping.

Can I use different cheeses for the filling?

Absolutely! Gruyère, pepper jack, or even a blend works well for extra flavor.

What tools are required for this dish?

You’ll need a saucepan, mixing bowls, knife, cutting board, deep fryer or pot, whisk, slotted spoon, and a tray for freezing.

Mac and Cheese Stuffed Onion

Onion rings with creamy mac and cheese filling, deep fried to golden crisp perfection—great for snacking or parties.

Prep Time
30 minutes
Cook Time
30 minutes
Total Time
60 minutes
Created By Max Buddyfield

Recipe Category Comfort Food

Skill Level Medium

Cuisine Type American

Recipe Yield 6 Number of Servings

Dietary Preferences Suitable for Vegetarians

What You'll Need

Mac and Cheese Filling

01 7 oz elbow macaroni
02 2 cups whole milk
03 2 tablespoons unsalted butter
04 2 tablespoons all-purpose flour
05 1 ½ cups shredded cheddar cheese
06 ½ cup shredded mozzarella cheese
07 ½ teaspoon Dijon mustard
08 ½ teaspoon salt
09 ¼ teaspoon black pepper

Onion Rings

01 2 large yellow onions
02 Salt, to taste

Breading and Frying

01 1 cup all-purpose flour
02 2 large eggs
03 2 tablespoons milk
04 2 cups panko breadcrumbs
05 ½ teaspoon paprika
06 Oil, for deep frying

Steps to Follow

Step 01

Prepare the Pasta: Cook elbow macaroni in salted boiling water according to package directions. Drain and set aside.

Step 02

Make Cheese Sauce: Melt butter in a saucepan over medium heat. Add flour and stir for 1 minute. Slowly whisk in milk until smooth. Simmer, stirring often, until thickened, about 3 to 4 minutes.

Step 03

Finish Mac and Cheese: Off heat, stir in cheddar cheese, mozzarella cheese, Dijon mustard, salt, and black pepper until fully blended and smooth. Fold in cooked macaroni. Cool to room temperature, then refrigerate until firm, about 20 minutes.

Step 04

Prepare Onion Rings: Peel yellow onions and cut into ½-inch thick slices. Separate into large, sturdy rings. Reserve smaller rings for other uses.

Step 05

Stuff Onion Rings: Fill onion rings with cooled mac and cheese, pressing gently to level. Arrange stuffed rings on a lined tray and freeze for at least 30 minutes until solid.

Step 06

Set Up Breading Stations: Place flour in one bowl. Whisk eggs with 2 tablespoons milk in a second bowl. Combine panko breadcrumbs and paprika in a third bowl.

Step 07

Bread the Rings: Coat each stuffed onion ring in flour, then dip in egg mixture, then coat thoroughly with panko mixture. Gently press breadcrumbs for an even crust.

Step 08

Fry the Rings: Heat oil in a deep fryer or heavy pot to 350°F. Fry onion rings in small batches for 2 to 3 minutes per side until golden and crisp. Drain on paper towels and sprinkle lightly with salt.

Step 09

Serve: Present hot, accompanied by your chosen dipping sauce.

Tools You'll Need

  • Saucepan
  • Mixing bowls
  • Whisk
  • Knife
  • Cutting board
  • Deep fryer or heavy pot
  • Slotted spoon or spider
  • Baking tray

Allergy Warnings

Review each ingredient carefully for allergens. If unsure, consult with a healthcare provider.
  • Contains wheat (gluten), milk (dairy), and eggs.
  • Review labels when purchasing ingredients to avoid unexpected allergens.

Nutritional Info (per serving)

These details are for general information only. Always consult a healthcare professional for dietary concerns.
  • Calorie Count: 410
  • Fat Content: 21 grams
  • Carbohydrates: 43 grams
  • Protein Content: 13 grams