Partially freeze meat for 2-4 hours, until mostly solid.Slice meat into 1/10th inch thickness strips.Mix the coconut aminos with minced garlic in a bowl.Toss sliced beef with the coconut aminos and minced garlic.Marinate jerky from 2-24 hours in refrigerator.If using alternate spices, evenly coat beef with spices and allow to ‘rest’ in the refrigerator up to 24 hours.Heat oven to 170 degrees.If using an oven in place of a dehydrator, set up racks over cookie sheets lined with aluminum foil (for easier cleanup).Lay strips of beef out on racks, add salt and pepper if desired, and place racks in oven.Cook at 170 for 3-4 hours.Thinly sliced meat will take less time, thicker meat will take longer. Closely monitor meat to ensure it doesn’t dry out too much.