In a bowl, mix beef with salt, pepper, mushrooms, garlic, onion, bell pepper, parsley, almond flour, parmesan, 1 teaspoon vinegar, salt, pepper and eggs and stir very well.
Transfer this into a loaf pan and bake in the oven at 375 degrees F for 30 minutes.
Meanwhile, heat up a small pan over medium heat, add ketchup, swerve and 2 cups vinegar, stir well and cook for 20 minutes.
Take meatloaf out of the oven, spread the glaze over, introduce in the oven at the same temperature and bake for 20 minutes more.
Leave meatloaf to cool down, slice and serve it.
Enjoy!
** Nutrition per serving: 6 servings, Each has Calories 264, Fat 14g, Protein 24g, Carbs 5g