2 cans (7 oz.) tuna
2 c. crushed cheese crackers or potato chips
3 c. med. white sauce
3/4 c. sliced ripe olives or sauteed mushrooms

Heat oven to 350 degrees. Arrange layers in buttered 1 1/2 quart baking dish. Finish with a sprinkling of crackers. Bake 35 minutes. Serve hot. 6 servings.