<human>:  How do I make a doughnut glaze?
<bot>: To make a doughnut glaze, you will need powdered sugar, milk, and vanilla extract. Start by combining 1 cup of powdered sugar and 2 tablespoons of milk in a medium-sized bowl. Stir until the sugar is completely dissolved. Then add 1 teaspoon of vanilla extract and stir until well combined. Spread the glaze over the doughnuts and enjoy!