1. You can add some chopped nuts or seeds for an extra crunch.
2. Ensure the brewed coffee is cooled to avoid curdling the mixture.
3. Always sift dry ingredients to prevent lumps and get a smoother cake texture.
4. Don't overmix the batter as it might make the Healthy High Protein Cinnamon Coffee Cake dense.
5. Store the cake in an airtight container to retain its freshness.