3 tablespoons butter
3 eggs
3/4 cup all-purpose flour
3/4 cup milk, heated 20 to 30 seconds in the microwave
1 tablespoon plus 1 teaspoon sugar
2 teaspoons vanilla extract
Pinch salt
1 pint fresh or frozen blueberries
1 teaspoon sugar
1/2 teaspoon fresh lemon zest
2 tablespoons confectioners' sugar