Heat oven to 400º. Spray 2 cookie sheets with cooking spray. Mix flour, cheese, onions, cilantro, baking powder, baking soda, salt and red pepper in large bowl. Cut in butter, using pastry blender or crisscrossing 2 knives, until mixture looks like fine crumbs. Mix apple juice, 1/3 cup yogurt and the egg; stir into flour mixture until dough leaves side of bowl.