Soft Frosted Sugar Cookies Recipe

Ingredients

• 4 1/2 cups all-purpose flour
• 4 1/2 tsp. baking powder
• 3/4 tsp. salt
• 1 1/2 cups (3 sticks) unsalted butter, at room temperature
• 1 1/2 cups sugar
• 3 large eggs
• 5 tsp. vanilla extract
• 5 cups confectioners’ sugar, sifted
• 1/3 cup (5 1/3 tbsp.) unsalted butter, melted
• 1 tbsp. vanilla extract
• 7-8 tbsp. milk (plus more, as needed)