Preheat your oven to 350 F.
In a large skillet over medium-high heat, melt the cooking fat and sauté the onions in the cooking fat until they become slightly translucent.
1 tablespoon Paleo cooking fat, ½ onion
Add the ground beef to the skillet and cook until the beef has cooked through.
1 lb ground beef
Mix the barbecue sauce in with the beef and season with salt and pepper to taste. Cook for about 2 more minutes and then remove from the heat.
Sea salt and freshly cracked black pepper to taste, ½ cup homemade barbecue sauce
Pour the beef into the pie crust and place in the oven for 30 to 35 minutes.
Prior to serving, cover the surface of the pie with chopped lettuce, red bell pepper and avocado.
1 cup lettuce, 1 red bell pepper, 1 avocado