To prepare this vegan and soy free apple cinnamon oat muffins recipe, you'll need: 1 cup (240 g) brown sugar, 1 tablespoon (25 ml) cinnamon, and 1 teaspoon (2.5 tsp) baking powder. In a large bowl, stir together the flour, baking soda, salt, cinnamon and nutmeg. Add the wet ingredients to the dry ingredients and stir to combine. Pour the batter into the prepared muffin pan and bake for 20 to 25 minutes or until the tops are golden brown. Remove from the oven and allow to cool for 5 minutes before serving.