Next time you make home-made cheese-sauce mac'n'cheese, try putting it in a casserole and covering the top with a layer of crushed (crumbled, not powdered) saltine crackers dotted with butter and baking it uncovered in the oven (at 350 F) until the top is browned. Nomity nomity nom.

Yes, you're right, that's the downside of quick food - no control over the ingredients.