Godiva Brownie Sundaes

Serves:

• Butter-Flavored cooking spray
• 2 tablespoons unsweetened applesauce
• 1/2 teaspoon vanilla extract
• 2 large egg whites
• 1/2 cup light or dark brown sugar (unpacked)
• 2 tablespoons whole-grain oat flour
• 1/4 cup unsweetened cocoa powder
• 1/4 teaspoon very finely ground espresso beans
• 1/4 teaspoon baking powder
• 1/4 teaspoon salt
• 2 cups light or fat-free churned vanilla ice cream, divided
• 12 teaspoons chocolate syrup, divided
• 12 teaspoons Godiva liqueur or other chocolate- Flavored liqueur, divided
• 6 tablespoons fat-free aerosol whipped topping, divided