Onion boil is a must-try.

Onion boil is a must-try. is a easy American recipe that serves 4. 150 calories per serving. Recipe by Kroger on YouTube.

Prep: 15 min | Cook: 45 min | Total: 1 hr 10 min

Cost: $3.71 total, $0.93 per serving

Ingredients

  • 4 Large Sweet Onions (peeled, tops cut off, hollowed)
  • 6 tablespoons Unsalted Butter (softened for mixing, plus extra for topping)
  • 1 teaspoon Cajun Seasoning
  • 1 teaspoon Dried Oregano
  • 1 teaspoon Paprika
  • 0.5 teaspoon Chili Powder
  • 0.5 teaspoon Garlic Salt
  • 0.5 teaspoon Ground Black Pepper
  • 0.5 teaspoon Lemon Pepper

Instructions

  1. Preheat Oven

    Set the oven to 375°F (190°C) and allow it to fully preheat.

    Time: PT5M

    Temperature: 375°F

  2. Prepare the Onions

    Trim the tops off the onions, peel away the outer skin, and carefully scoop out the interior with a spoon, leaving a sturdy outer shell to hold the butter mixture.

    Time: PT10M

  3. Mix Butter and Seasonings

    In a mixing bowl, combine the softened butter with Cajun seasoning, oregano, paprika, chili powder, garlic salt, black pepper, and lemon pepper until a smooth paste forms.

    Time: PT5M

  4. Stuff the Onions

    Spoon the seasoned butter evenly into each hollowed onion, then place a small pat of melted butter on top of each.

    Time: PT5M

  5. Bake the Onions

    Arrange the stuffed onions on a baking sheet and bake for 45 minutes, turning once halfway through for even caramelization.

    Time: PT45M

    Temperature: 375°F

  6. Rest and Serve

    Remove the onions from the oven, let them rest for 5 minutes, then serve hot.

    Time: PT5M

Nutrition Facts

Calories
150
Protein
2g
Carbohydrates
8g
Fat
12g
Fiber
2g

Dietary info: Vegetarian, Gluten-Free

Allergens: Dairy

Last updated: April 19, 2026

Amazon Associates

Amazon Associates PartnerTrusted

As an Amazon Associate, we earn from qualifying purchases made through links on this page. This helps support our site at no extra cost to you. Clicking on ingredient or equipment links will take you to amazon.com where you can purchase these items.

Onion boil is a must-try.

Recipe by Kroger

A simple, TikTok‑inspired side dish where sweet onions are hollowed, stuffed with a buttery Cajun‑spiced mixture, and baked until tender and caramelized. Perfect for a quick appetizer or a flavorful accompaniment to any main.

EasyAmericanServes 4

Shop all ingredients on Amazon in one click • Printable PDF with shopping checklist

Source Video
30m
Prep
45m
Cook
10m
Cleanup
1h 25m
Total

Cost Breakdown

$3.71
Total cost
$0.93
Per serving

Critical Success Points

  • Hollow out the onions without breaking the outer layers.
  • Mix the butter and seasonings into a uniform paste.
  • Evenly stuff each onion with the butter mixture.
  • Bake until the onions are tender and the butter is melted and slightly caramelized.

Safety Warnings

  • Handle the hot oven and baking sheet with oven mitts to avoid burns.
  • Use a sharp knife carefully when trimming and hollowing the onions.

Frequently Asked Questions

Everything you need to know about this recipe

Q

What is the cultural significance and history of butter baked onions in American Southern cuisine?

A

Baked onions seasoned with butter and Cajun spices trace back to Southern comfort food traditions where onions were a cheap, flavorful side. The Cajun influence adds a spicy kick that reflects Louisiana’s French‑Acadian heritage, making the dish a beloved accompaniment at family gatherings and barbecues.

cultural
Q

How does the viral onion boil from TikTok differ from traditional Southern baked onions?

A

The TikTok version emphasizes hollowing the onion and stuffing it with a butter‑spice paste, creating a “boil‑in‑the‑bag” effect. Traditional Southern baked onions are usually sliced or halved and baked whole, without the hollowed‑out presentation.

cultural
Q

What regional variations exist for Cajun‑seasoned baked onions in the United States?

A

In Louisiana, cooks often add smoked paprika or a dash of hot sauce for extra heat. In other Southern states, the seasoning may be milder, using just garlic powder and black pepper, while some Mid‑Atlantic versions incorporate herbs like thyme.

cultural
Q

What occasions or celebrations are butter baked onions traditionally served at in American cuisine?

A

They are popular at holiday meals such as Thanksgiving and Christmas, as well as at backyard barbecues, potlucks, and casual family dinners where a warm, savory side is desired.

cultural
Q

What other American dishes pair well with butter baked onions?

A

They complement grilled meats like pork chops, smoked ribs, or roasted chicken, and also pair nicely with creamy mashed potatoes, cornbread, or a simple green salad.

cultural
Q

What makes this butter baked onion recipe special compared to other onion side dishes?

A

The hollow‑out technique concentrates the butter‑spice mixture inside the onion, delivering intense flavor in every bite, while the high‑heat bake creates a caramelized exterior that balances sweetness and spice.

cultural
Q

What are the most common mistakes to avoid when making butter baked onions?

A

Common errors include over‑filling the onions, which causes butter to spill out, and under‑baking, which leaves the onion tough. Also, not preheating the oven can result in uneven cooking.

technical
Q

Why does this recipe use Cajun seasoning instead of plain salt and pepper?

A

Cajun seasoning adds depth with paprika, garlic, and subtle heat, creating a more complex flavor profile that elevates the simple butter‑onion combination into a standout side dish.

technical
Q

Can I make the butter baked onions ahead of time and how should I store them before baking?

A

Yes. After stuffing, cover the onions tightly with plastic wrap and refrigerate for up to 24 hours. When ready, let them sit at room temperature for 10 minutes before placing them in the preheated oven.

technical
Q

What does the YouTube channel Kroger specialize in?

A

The YouTube channel Kroger focuses on easy, grocery‑store‑based recipes, cooking tips, and product highlights that help shoppers create quick, affordable meals using ingredients found at Kroger supermarkets.

channel

You Might Also Like

Similar recipes converted from YouTube cooking videos

HOW TO MAKE THE VIRAL ONION BOIL!
7

HOW TO MAKE THE VIRAL ONION BOIL!

A viral‑style baked onion stuffed with a buttery, garlicky sauce seasoned with Old Bay, Cajun, lemon pepper and a touch of brown sugar. The onion becomes sweet, tender, and juicy, perfect as a side dish or a comforting snack.

1 hr 10 minServes 2$2
American
Here is the recipe for how I made my Mini Onion Boil.
13

Here is the recipe for how I made my Mini Onion Boil.

A simple yet flavorful side dish of frozen pearl onions baked in a buttery, seasoned sauce. The onions become tender and caramelized under a broiler, finished with fresh parsley. Perfect for a casual dinner or a party appetizer.

1 hr 10 minServes 4$18
American
This is how I make the viral Onion Boil!
5

This is how I make the viral Onion Boil!

A buttery, seasoned onion baked until melt‑in‑your‑mouth tender. This viral onion ball recipe uses a whole onion filled with herb‑infused butter, wrapped in foil and baked at 370°F for a perfect snack or side dish.

1 hr 10 minServes 4$6
American
Onion Boil - Inspired by @aliviadonai
5

Onion Boil - Inspired by @aliviadonai

A viral‑style baked onion that looks like a giant Hershey's kiss. The onion is hollowed, stuffed with butter, then baked in a buttery, seasoned sauce wrapped in foil. The result is a sweet‑savory, melt‑in‑your‑mouth side dish that even onion‑skeptics will love.

2 hrs 15 minServes 2$10
American
TikTok Onion Boil Recipe 🧅 (VIRAL Seafood Boil HACK)
8

TikTok Onion Boil Recipe 🧅 (VIRAL Seafood Boil HACK)

A viral TikTok‑inspired snack where a large yellow onion is hollowed, stuffed with butter and a tangy Cajun‑style seasoning blend, then baked until tender and caramelized. Perfect as a summer finger food or a bold side dish.

1 hr 20 minServes 2$2
American (Southern)
HOW TO MAKE THE VIRAL SAM'S CLUB IMITATION CRAB & ONION BOIL!
24

HOW TO MAKE THE VIRAL SAM'S CLUB IMITATION CRAB & ONION BOIL!

A viral-inspired seafood boil featuring Sam's Club imitation crab, buttery baked onions, corn, and eggs all drenched in a zesty Old Bay‑Cajun butter sauce. Easy to make, perfect for a casual dinner or game‑day spread.

1 hr 45 minServes 4$16
American