The Best Beer Battered Fish and Chips... Ever!

Ingredients

• 1/4 tsp salt
• 1/2 tsp garlic powder
• oil for frying
• 1 egg, whisked
• zest of 1 lime
• 1/4 tsp ground white pepper
• 1 cup cake flour
• 2 teaspoons Cajun seasoning
• 1/4 cup corn flour
• 1.5 lbs fresh fish (pike, bass, walleye, perch)
• 1 cup beer (lager, pilsner, or ale)
• a pinch of cayenne powder
• 4 sweet potatoes, skinned and cut into thin discs