Potato Chip Latkes

Ingredients

• 2 C sea salt kettle-style potato chips , or more as needed
• 1 large egg
• ⅓ C milk
• ¼ C water
• ½ tsp salt
• 1 Tb all-purpose flour
• ¼ tsp baking powder
• ¼ tsp freshly ground black pepper
• 1 Tb finely minced onions
• 1 pinch cayenne pepper , or to taste
• ¼ C vegetable oil
• ¼ C apple sauce , optional
• ¼ C sour cream , optional
• 1 Tb freshly sliced chives , optional