Come January, when everyone is feeling the post-holiday crunch, fast-food joints and restaurant chains start promoting bargain meals in earnest. This year, we’re making it our mission to tempt you away from take-out. The following pages feature tasty one-dish dinners that cost about $2 per serving. They call for wholesome ingredients, take only 30 minutes to prepare, and clock in under 400 calories per serving. There isn’t a value menu out there to top that.