Flounder Bake - With fruit

1 lb flounder fillets 10 ounces frozen chopped spinach , thawed and well drained 1 1/2 cups seasoned croutons , coarsley chrushed 8 ounces whole kernel corn ,[...]

1 tablespoon butter 3 tablespoons onions , chopped Italian seasoned breadcrumbs parmesan cheese 1 teaspoon lemon juice 2 lbs flounder fillets salt pepper 1[...]