2 cans tuna, drained
1/2 c. shredded cheddar cheese
2 tbsp. chopped celery
2 tbsp. chopped onion
1/4 c. salad dressing
1/4 c. sour cream
Sourdough bread
Mayonnaise

Mix first 6 ingredients. Fill sandwiches and spread butter on bread (outside). Grill over medium heat until outside is brown and inside is hot.