Combine all ingredients except turkey in a large mixing bowl. Use a fork to beat the egg and combine with seasonings. Add turkey and use your hands to mix it with the seasonings until fully combined.
Scoop 1 1/2 tbsp of the meat mixture with a cookie scoop. Roll each ball with your hands and place on a baking sheet. You can either pop them straight in the oven like this or you can cook them in a skillet on the stove.