Preheat oven to 375 °F
Remove ground beef from refrigerator and let it warm up while prepping other ingredients.
Finely chop the onion. Heat up a small pan on medium heat before adding 1 tbsp of avocado oil. Add onions and saute until soft. Set aside on separate plate to cool down.
Crush pork rinds in Ziploc bag, if not already pre-crushed
Combine all ingredients, except ketchup, and mix with hands.
Mold into loaf shape by pressing into parchment paper lined bread pan before transferring to baking dish or sheet.
Spread 1/2 of spicy ketchup on top.
Place in pre-heated oven and cook for 20 minutes.
Top with more ketchup, and resume cooking for another 20 minutes.
Remove from oven and rest for 10 minutes.
Slice and serve!