BBQ Chicken Pizza with Sweet Potato Crust

Ingredients

• buttery cooking spray
• 1 1/4 pounds sweet potato, peeled and cut into chunks
• 1/2 cup plus 2 Tbsp. almond flour
• 1/4 cup whole wheat flour
• (Or gluten free flour.)
• 1 large whole egg
• 1 large egg white
• 3/4 cup low sugar barbecue sauce, DIVIDED
• 1 pound boneless skinless chicken breast, cooked and diced
• 1/2 cup part-skim mozzarella, grated
• 1/2 cup fat free mozzarella, grated
• 1/2 cup red onion, thinly sliced
• 1/2 red bell pepper, chopped