Preheat oven to 425 degrees.
Line a sheet pan with parchment paper.
Mix oats, cinnamon, cayenne, and salt together in a large bowl.
In another bowl, beat egg and add applesauce, apple, and garlic and stir.
Add wet ingredients and meat to dry ingredients and mix well with clean hands.
Form into 24 golf-ball size meatballs.
Bake for 25 minutes, until meatballs are brown.