Appetizers · Part 2 of 3: Instructions
Easy Bacon Cheddar Onion Bombs for a Savory Treat Step-by-step instructions

- Prep
- Cook
- Total
- Serves
- 4
Before you start
Before beginning, ensure all ingredients are at room temperature to promote even cooking. Have your baking sheet prepared with parchment paper and your oven preheated to 375°F (190°C).
Prepare the onions by slicing them in half and removing the inner layers, leaving enough outer layers to hold the meat. Keep the ground beef chilled until the moment you are ready to stuff the onions to maintain food safety and ensure the texture remains firm during the cooking process.
Ingredients at a glance (5)
- 4 large yellow onions, peeled and halved
- 1 lb ground beef
- 4 oz cheddar cheese, cubed
- 8 slices bacon
- 1/2 cup barbecue sauce
Instructions
Stuffing the Onion Shells
- Prepare the onions and beefPeel the onions and carefully remove the center layers, leaving two or three outer layers to form a shell. In a mixing bowl, season the ground beef with salt and pepper to taste, then pack a portion of the beef into each onion shell, pressing a cube of cheddar cheese into the center of the meat.Look for The beef should be packed tightly inside the onion shell so it holds its shape.Tip Use a small spoon to scoop out the inner onion layers without breaking the outer walls.
The onions should be hollowed out and filled with the seasoned ground beef and cheese, forming compact, neat bundles. Ensure the beef is firmly packed so it does not collapse while roasting. The onions should stand upright on the baking sheet without wobbling, providing a stable foundation for the bacon wrap.
Baking the Bacon-Wrapped Bombs
- Wrap and bakeWrap each stuffed onion bomb with two slices of bacon, securing the ends with toothpicks if necessary. Place the bombs on a parchment-lined baking sheet and bake in a preheated oven at 375°F (190°C) for 30 minutes, or until the bacon is crispy and the beef is cooked through to 160°F (71°C).Look for The bacon should be golden brown and crispy on the outside.Safe temperature 160°F (71°C) internal temperature (ground meat)Tip If the bacon is not crispy enough, broil for 1-2 minutes, watching closely to prevent burning.
The bacon should be tightly wrapped around the beef and onion, showing a uniform golden-brown color. The bacon should be crispy to the touch and the beef should be cooked through. The onions will have softened significantly, and the kitchen will be filled with the savory aroma of roasting bacon and beef.
Glazing and Final Caramelization
- Glaze and serveRemove the baking sheet from the oven and brush the onion bombs generously with the barbecue sauce. Return to the oven for an additional 5 minutes to caramelize the glaze. Remove from the oven, let rest for 5 minutes, and serve warm while the cheese is still gooey and melted.Look for The barbecue sauce should be bubbly and slightly caramelized.Tip Resting the meat is essential to ensure the juices redistribute throughout the beef.
The barbecue sauce should be spread evenly over the crispy bacon, resulting in a shiny, slightly darkened finish after the final bake.
The cheese should be soft and melted inside, and the entire onion bomb should be warm and fragrant. Ensure the bombs rest for a few minutes before serving to let the juices settle.
Common mistakes
Avoid over-stuffing the onion shells, as this can cause the beef to spill out during the cooking process. Another common mistake is using bacon that is too thick, which may not render properly in the allotted time; standard-cut bacon is ideal for this recipe.
Ensure the onion bombs are spaced evenly on the baking sheet to allow hot air to circulate around each piece, ensuring the bacon crisps uniformly on all sides.
How to tell it’s done
The onion bombs are done when the bacon is crispy and golden brown and the internal temperature of the ground beef has reached 160°F (71°C).
When checking the temperature, insert the thermometer into the center of the meat, avoiding the cheese pocket to get an accurate reading. The onions should be tender when pierced with a knife, and the cheese should be visibly melted and bubbling out of the center.
- Ground meat: 160°F (71°C) in the thickest part
Up next · Part 3 of 3
2 variations · storage & make-ahead · 3 answers · printable card
Tips, FAQ & printable recipe (Part 3)← Back to the ingredients (Part 1)