If you’ve ever made a recipe in a slow cooker or bought a blender, you’re probably already familiar with the work of Mona Dolgov, one of the authors of “The Perfect Portion Cookbook.” A nutritionist, ...

We still shudder over the canned-soup-centric recipe booklet that came with the slow cooker we bought 20 years ago. But the publishing world has brought us a slew of new slow-cooker cookbooks that ...