Potluck Banana Cake Recipe: How to Make It

Ingredients

• 1/2 cup butter, softened
• 1 cup sugar
• 2 large eggs, room temperature
• 1 teaspoon vanilla extract
• 2 cups all-purpose flour
• 2 teaspoons baking soda
• 1/2 teaspoon salt
• 1-1/2 cups mashed ripe bananas (about 3 medium)
• 1 cup sour cream
• COFFEE FROSTING:
• 1/3 cup butter, softened
• 2-1/2 cups confectioners' sugar
• 2 teaspoons instant coffee granules
• 2 to 3 tablespoons 2% milk