Hot Tuna & Cheddar Sandwiches - cooking recipe

Ingredients

2 cans (6 oz. each) water packed albacore tuna, drained and flaked
1/2 cup chopped celery
1 small onion, finely chopped
1 cup shredded cheddar cheese
1/2 cup chopped green olives
1/4 cup mayonnaise
dash of ground black pepper
4 hamburger buns, split

Preparation

Preheat oven to 350\u00b0.