Beat egg in small bowl. Add evaporated milk and stir thoroughly.
Mix flour, paprika, baking powder, salts, and pepper in a bowl.
Use a small bowl to melt butter in microwave and then pour into shallow metal baking pan large enough to hold the chicken pieces.
Dip chicken pieces in egg/milk mixture and then roll in flour mix. Place into metal baking pan.
Set the grill to 191°C and wait until this temperature stabilizes. Cook the chicken for 25 minutes. Then, reduce the heat to 163°C, turn the chicken pieces over, and cook for 30 more minutes or until done.