Keto Tuna Salad Recipe

2 (6 ounce) cans water-packed tuna

drained

2 (6 ounce) cans olive oil-packed tuna

drained

¾ cup reduced-fat olive oil mayonnaise

2 stalks celery

chopped

½ lime

juiced

¼ red onion

chopped

2 tablespoons mustard

salt and ground black pepper to taste