Combine the flour, black pepper, salt, and cayenne pepper in a shallow bowl or transfer the mixture to a loaf pan for easy dipping.
Whisk together the milk, eggs, and hot sauce in a shallow bowl or transfer to a loaf pan.
Dry the drained pickle slices well with paper towels.
Cut 25 wooden skewers so that they will fit into your deep fryer or heavy pot. Thread six pickles (more or less depending on the length) onto each shortened skewer.
Heat oil in a deep fryer (or heavy pot) to 365˚F.
Working in small batches, coat the pickles in the flour mixture, then the egg mixture, and then into the flour mixture again.
Carefully add a few of the coated pickles on a stick to the hot oil. Cook for 2-3 minutes, or until golden, flipping halfway through.
Drain on a paper towel lined plate.
Video
Notes
If you prefer, you can skip threading the pickle slices onto a skewer and simply coat them and then fry them individually.
Serving size is one stick with six fried pickles.
Nutrition facts calculated using three tablespoons of oil since most of the oil isn't absorbed. Your results may vary depending on the oil temperature and method of frying.