Do not use baking soda in place of baking powder - it will not turn out the same.
If you have a baking stone, this will work especially well, no parchment paper needed.
Serving: 5g | Calories: 250kcal | Carbohydrates: 1g | Protein: 18g | Fat: 19g | Saturated Fat: 5g | Polyunsaturated Fat: 4g | Monounsaturated Fat: 8g | Trans Fat: 1g | Cholesterol: 111mg | Sodium: 489mg | Potassium: 239mg | Fiber: 1g | Sugar: 1g | Vitamin A: 120IU | Vitamin C: 1mg | Calcium: 105mg | Iron: 1mg