Jalapeño cheese croquettes

Ingredients

• 3 cups of mashed potatoes
• 2 tbsp sour cream
• 1 large egg
• 1 1/2 tsp kosher salt
• 1 1/2 tsp pepper
• 1 1/2 cups grated cheddar cheese
• ⅓ cup chopped jalapeños
• 2 tbsp chopped chives
• Oil for frying (preferably rapeseed oil)
• ¾ cup ground corn tortilla chips
• ¼ cup breadcrumbs
• ½ tsp
• 2 large eggs
• 3 tbsp milk
• ⅓ cup flour
• Salt and pepper to taste