2 tablespoons unsalted butter, plus more for serving
Pure maple syrup, for serving
In a medium bowl, whisk together pancake mix, water, egg, oats, wheat germ, ginger, cinnamon, vanilla, and oil, until well combined. Stir in banana.
Melt 1 tablespoon butter in a nonstick skillet over medium heat. Pour batter 1/2 cup at a time into pan, cook until golden brown and set, 3 to 4 minutes. Flip pancake and cook 3 to 4 minutes more. Repeat with remaining batter. Top with butter and syrup and serve immediately.