Brown Sugar Cornmeal Cake with Sweet Yogurt Topping

INGREDIENTS

• 1 cup powdered sugar
• 1 1/4 cups packed brown sugar
• Juice and zest from 1 orange (about 1/2 cup juice, add water if juice from orange is short)
• 1/4 teaspoon salt
• 3/4 cup canola oil
• 2 cups vanilla yogurt
• 1 cup cornmeal
• 3 large eggs
• 2 cups all-purpose flour
• 2 teaspoons baking powder
• 1/2 teaspoon baking soda
• Nonstick cooking spray