- Preheat your oven to 350°F (175°C). Grease a 9-inch cake pan and set aside.
- In a large bowl, mix together the ground oats, baking powder, baking soda, cinnamon, nutmeg, and salt.
- In another bowl, whisk together the eggs, oil, honey, and vanilla until well combined.
- Stir in the grated carrots and apple into the wet ingredients. Add raisins or nuts if using.
- Combine the wet and dry ingredients, stirring just until the mixture is well blended.
- Pour the batter into the prepared cake pan, smoothing the top with a spatula.
- Bake for 25-30 minutes, or until a toothpick inserted into the center comes out clean.
- Allow the cake to cool in the pan for 10 minutes, then turn out onto a wire rack to cool completely.
This cake is perfect for serving as a dessert, snack, or even breakfast. The natural sweetness from the apples and carrots makes it a hit with all who try it, and the hearty texture from the oatmeal ensures that it’s both filling and satisfying. Enjoy a slice with a cup of tea or coffee for a truly delightful experience. Happy baking!