Combine first 7 ingredients, stirring well with a whisk. Arrange the bread slices in a single layer in a large shallow dish. Pour milk mixture over bread, and let stand until milk is absorbed (about 2 minutes).
Melt 2 tablespoons butter in a large cast-iron skillet over medium heat. Arrange 8 bread slices in pan; cook 3 minutes on each side or until bread is golden brown. Remove from pan; keep warm. Repeat procedure with remaining 2 tablespoons butter and 8 bread slices.
Combine 2 cups water, wine, 1/4 cup granulated sugar, and cornstarch in a large saucepan, stirring with a whisk. Bring to a boil; cook until reduced to 1 cup (about 5 minutes). Remove pan from heat. Add fruit to pan, stirring well to coat. Serve sauce with bread slices. Sprinkle each serving with powdered sugar.
MyRecipes is working with Let's Move!, the Partnership for a Healthier America, and USDA's MyPlate to give anyone looking for healthier options access to a trove of recipes that will help them create healthy, tasty plates. For more information about creating a healthy plate, visit www.choosemyplate.gov.