Preparation Whisk first 6 ingredients to blend in medium bowl. Dip each bread slice into egg mixture and arrange in 13x9x2-inch glass baking dish. Pour remaining egg mixture evenly over bread. Let stand until egg mixture is absorbed, at least 20 minutes. (Can be prepared 1 day ahead. Cover and refrigerate.) Place baking sheet in oven and preheat to 350&F. Melt 2 tablespoons butter in heavy large skillet over medium heat. Add 4 bread slices to skillet and saut&until cooked through and brown, about 3 minutes per side. Place on baking sheet in oven to keep warm. Repeat cooking with remaining 2 tablespoons butter and 4 bread slices. Transfer French toast to 4 plates. Sift powdered sugar over. Serve with maple syrup.
Preparation Whisk first 6 ingredients to blend in medium bowl. Dip each bread slice into egg mixture and arrange in 13x9x2-inch glass baking dish. Pour remaining egg mixture evenly over bread. Let stand until egg mixture is absorbed, at least 20 minutes. (Can be prepared 1 day ahead. Cover and refrigerate.) Place baking sheet in oven and preheat to 350&F. Melt 2 tablespoons butter in heavy large skillet over medium heat. Add 4 bread slices to skillet and saut&until cooked through and brown, about 3 minutes per side. Place on baking sheet in oven to keep warm. Repeat cooking with remaining 2 tablespoons butter and 4 bread slices. Transfer French toast to 4 plates. Sift powdered sugar over. Serve with maple syrup.