Soft and Buttery Italian Christmas Cookies - Graceful Flavors

Ingredients

• 4 eggs
• 1 cup granulated sugar
• 1/2 cup unsalted butter, softened at room temperature
• 2 teaspoons vanilla or almond extract
• 3 1/2 cups all-purpose flour
• 4 teaspoons baking powder
• 2 cups powdered sugar
• 1/2 teaspoon vanilla extract
• 3 tablespoons milk (or more if needed)
• Nonpareil sprinkles for decoration