Roti Lemon Mengkilap

Bahan-bahan (12 porsi)

• 1 ½ cups all-purpose flour
• ¼ teaspoon soda kue
• ½ teaspoon baking powder
• ¼ teaspoon garam
• ½ cup mentega tawar yang dilunakkan
• 1 cup gula pasir
• 3 telur
• 1 teaspoon ekstrak vanila
• 3 tablespoons fresh lemon juice (about 1 lemon)
• 1 tablespoon lemon zest (about 1 lemon)
• ⅓ cup sour cream
• 1 cup gula bubuk
• 1 tablespoon fresh lemon juice
• 1 -3 tablespoons milk