This One-Pan Fluffy Mixed Berry Protein Oatmeal is a wholesome and delicious baked oatmeal recipe packed with nutrients from ripe bananas, rolled oats, chia seeds, egg whites, and mixed berries. Perfect for a nutritious breakfast, it’s easy to prepare, customizable with dairy or non-dairy milk, and can be vegan-friendly by omitting the egg whites. The almond extract adds a lovely flavor note, while the mixed berries provide a fresh burst of sweetness and antioxidants.