Buffalo Chicken Panini with Blue Cheese-Celery Slaw

INGREDIENTS

• 1/2 cup Crystal hot sauce
• 2 Tbs. Sriracha chili sauce
• 1 Tbs. Tabasco sauce
• 1 Tbs. fresh lemon juice
• 12 Tbs. (1 1/2 sticks) unsalted butter, melted
• 1 cup mayonnaise
• 1/4 cup buttermilk
• 4 oz. blue cheese, crumbled
• 1 to 2 tsp. red wine vinegar
• 12 oz. celery stalks, thinly sliced on the bias
• 4 oz. carrots, peeled and julienned
• 1/4 cup thinly sliced green onions, green portion only
• 4 pieces ciabatta bread, each 3 1/2 inches long, halved horizontally
• 2 boneless, skinless chicken breast halves, each 6 to 8 oz., tenders removed
• Kosher salt and freshly ground pepper, to taste
• Canola oil for frying
• 1 cup all-purpose flour
• 2 eggs, beaten
• 4 oz. mozzarella cheese, shredded