Good-Cooking - Banana Gingerbread Loaf

Ingredients

• 1 3/4 cups all-purpose flour
• 1 teaspoon baking soda
• 1 1/4 teaspoons cream of tartar
• 1/2 teaspoon salt
• 1 teaspoon ground ginger
• 1 teaspoon ground cinnamon
• 1/2 cup (1 stick) soft unsalted butter, cut into 4 pieces
• 1 cup granulated sugar
• 2 large eggs
• 2 tablespoons pure maple syrup
• 1 tablespoon peeled and finely grated fresh ginger
• 2 ripe bananas, peeled and quartered
• 1 teaspoon vanilla extract