Crumbl Churro Cookie Copycat

Ingredients

• 1 1/2 cups softened salted butter
• 1 1/2 cups white sugar
• 3 eggs
• 1 1/2 teaspoons vanilla extract
• 4 1/2 cups all-purpose flour
• 3 teaspoons baking powder
• 1 teaspoon ground cinnamon
• 1/2 cup sugar
• 1 teaspoon cinnamon
• 3/4 cup room temperature butter
• 1-2 tablespoons ground cinnamon
• 4 1/2 cups powdered sugar
• Milk (for thinning)