Crab Rolls

Name: Crab Rolls
Ingredients: ½ pound lump or “special” crab meat, or chopped cooked shrimp; ¼ cup mayonnaise; 4 radishes, chopped; 1 stalk celery, chopped, plus 2 tablespoons celery leaves; ½ Granny Smith apple, cored and chopped; 2 tablespoons fresh lemon juice; kosher salt and black pepper; 4 hot dog buns, split; pickles and sweet potato chips, for serving