Lotsa Lemon Loaf

Ingredients

• 3/4 cup unsalted butter, softened to room temperature
• 2 cups white sugar
• 1 tablespoon lemon peel, finely grated
• 4 eggs, at room temperature
• 1 egg yolk, at room temperature
• 3 tablespoons milk
• 2 -3 tablespoons fresh lemon juice, plus
• 1/2 cup fresh lemon juice
• 1 teaspoon pure vanilla extract (NOT imitation)
• 1 teaspoon baking powder
• 1/2 teaspoon salt
• 1 1/2 cups unbleached white flour
• powdered sugar, for dusting