These Keto Onion Bombs are stuffed with seasoned ground beef and melty cheese inside a sweet onion shell. Low carb, filling, and only around 200 calories each!
Cut the ends off each end of the onion, peel, and then remove the inner layers. Your onion should be a bottomless, hollow shell, about 1/2" thick.
After all onions are peeled and hollowed-out, place them in a casserole dish.
In a medium-sized mixing bowl, combine the ground beef, egg, Italian seasoning, pork rinds, Parmesan cheese and Worcestershire sauce.
Press about one tablespoon of the meat mixture into each onion (the exact amount you use will depend on the size of your onions).
Press down with your fingers to compact the meat, making an indentation in the middle of your meet where you can insert a cube of cheese.
Add a cube of cheese to each onion.
Fill your onions to the top with more meat mixture, to cover the cheese.
Bake for 40-45 minutes.
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Notes
Note: Nutrition information is a rough estimate only; actual values will vary based on the exact ingredients used and amount of recipe prepared.Prep Tips:
Onions: Use medium to large sweet onions. Leave a few outer layers intact so they hold their shape while baking.
Ground Beef: 80/20 or 85/15 ground beef provides the best flavor and texture.
Cheese: Cheddar, Monterey Jack, Pepper Jack, or mozzarella all work well.
Make Ahead: Assemble up to 1 day in advance and refrigerate until ready to bake.
Storage: Refrigerate leftovers for up to 4 days or freeze for up to 2 months.
Reheating: Warm in a 350°F oven for 10-15 minutes or microwave until heated through.