Heat oil in deep fryer or large pan on stove (a few inches deep) to 325.
Pound out your steaks to 1/4" thickness, set aside.
In large bowl whisk together your flour, baking powder, baking soda, salt, pepper and garlic powder.
In another bowl whisk together buttermilk, egg and hot sauce.
Dredge your steaks in the flour mixture then dip into the egg mixture than back into the flour mixture making sure to press down flour to get stuck on the steak real good.
Place steaks in deep fryer and fry on each side 3-5 minutes until golden brown, remove and drain on paper towel lined plate, repeat with all steaks.
To make your gravy, in large pan add 1/4" of oil from cooking and heat on medium-high, stir in your flour until absorbed and cook for about 1 minute.
Slowly add in your milk whisking to blend and heat until thickened then stir in salt and pepper to desired taste.
Pour gravy over individual steaks before serving.