Caramelized Onion Stuffed Burgers

These Caramelized Stuffed Onion Burgers are made with perfectly seasoned beef patties stuffed with beautiful sweet caramelized onions.

Course Main Course

Cuisine American

Keyword burgers, keto, paleo, whole 30

Prep Time 20

Cook Time 25

Total Time 45

Servings burgers

Calories 476kcal

Author Sara

Pre-heat the oven to 375'
In a large mixing bowl, add in the ground beef, 1 tsp of salt, and 1/2 tsp pepper
Mix to combine and form into 12 equal sized patties
Place the formed patties onto a lined baking sheet in the fridge
Heat 1 Tbls of the avocado oil and the ghee in a large cast iron skillet over medium low heat
Add in the onions and let cook (stirring occasionally) until slightly brown and caramelized (about 15-20 minutes)
When done, turn off the heat and stir in the minced garlic
Remove from pan and let cool completely
Take the patties out of the fridge and season the outside with remaining salt & pepper, garlic powder, and paprika
Place about 1 Tbls of the onions in the center of 6 of the patties and use the other 6 patties on top
Use hands to form back into full size patties with the onions on the inside
Add remaining avocado oil to the cast iron skillet and bring to medium/high heat
Once hot, place the burgers in the skillet and cook on each side for 4 minutes
Then place the skillet in the oven to finish cooking
Cook to your preference. For medium rare, cook about 5 minutes in the oven. Increase time for medium and well done