Cut chicken breasts into large chunks, set aside.
In bowl combine your flour, seasoning salt, cayenne, paprika and pepper and stir until combined.
In another bowl whisk together your milk and egg.
Dip chicken pieces in milk, then flour, back into milk and then to flour once more for double coating, place on baking sheet.
Repeat until all chicken is coated then place in refrigerator for about 30 minutes.
While chicken is in the refrigerator heat your deep fryer or oil in large pan on stove to 375F.
Remove chicken and drop by batches into hot oil for about 4-5 minutes or until golden brown, drain in a paper towel lined bowl or plate.
Repeat until all chicken is done.
Meanwhile to make sauce, mix together all ingredients in sauce pan and heat on medium-high until sugar is desolved and it just starts to boil, pour over chicken, toss to coat and serve.