Tuna Potatoes- Barbara Seng

4 large hot baked potatoes                               
2 tbsp butter
½ cup milk                                           
salt & pepper to taste
1 tbsp minced onion                          
1-7oz can tuna, drained
cheddar cheese, grated

Scoop out potatoes and mix with butter, milk, salt and pepper.  Add onion and drained tuna.  Spoon back into potato halves and top with some grated cheddar cheese.  Bake in oven at 450º for 10 minutes.