01 - 
                Mix warm milk, 1 teaspoon sugar and yeast, let sit 10 minutes until foamy.
              
              
              
                02 - 
                Add remaining sugar, salt, egg, butter and 2 cups flour, mix, then add last cup flour slowly.
              
              
              
                03 - 
                Mix on medium-low for 5 minutes until dough is smooth and elastic.
              
              
              
                04 - 
                Place in greased bowl, cover with plastic wrap and let rise until doubled.
              
              
              
                05 - 
                Roll dough to ½ inch thick and cut into donuts with 3-inch and 1-inch cutters.
              
              
              
                06 - 
                Let shaped donuts rise 30 minutes until doubled.
              
              
              
                07 - 
                Air fry at 350°F for 4 minutes until golden, spraying with oil before cooking.
              
              
              
                08 - 
                Melt butter, stir in sugar and vanilla, thin with hot water.
              
              
              
                09 - 
                Dip hot donuts in glaze and let set on wire rack.