Full of Collagen - AMAZING for skin!!! / (This recipe isn't really a recipe - I just use whatever scraps I have stashed away in the freezer. Below is a overview to get you started) 2 carrots, chopped medium, 2 celery stalks, chopped medium, 1 medium onion, chopped medium, 3.5 lb of beef or chicken bones, or combination of both Kosher salt, 2 tablespoons of apple cider vinegar, water