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Seafood 
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Can Fish Casseroles 

Granny's Tuna Tetrazzini

1 can (4 ounces) sliced mushrooms 
water 
1 cup evaporated milk, undiluted 
1/4 cup butter or margarine 
2 tablespoons all-purpose flour 
1/2 teaspoon salt 
1/8 teaspoon pepper 
1 can (7 ounces) tuna, drained and flaked 
1 1/2 cups thin spaghetti (about 4 ounces), cooked 
1/4 cup grated Parmesan cheese 
1 cup soft bread cubes 

Drain mushroom liquid into a measuring cup; add water to make 1 cup liquid. Add to the milk. Melt 2 tablespoons of butter or margarine in a large saucepan; blend in flour, salt and pepper. Stir over low heat until smooth; gradually stir in milk mixture and continue stirring and cooking over low heat until thickened. Add tuna, mushrooms and spaghetti; transfer to a 1 1/2-quart casserole; sprinkle with Parmesan cheese. Melt remaining 2 tablespoons of butter or margarine; toss with bread cubes. Arrange bread cubes over top of casserole. Bake casserole, uncovered, at 350° for about 25 to 30 minutes.
Serves 4. 

1866
Alfred Nobel invents dynamite (patented in Britain, 1867). Seven Weeks' War: Austria defeated by Prussia and Italy.