My great-aunt made this every Sunday during the depression and the tradition lives on in our family. So simple but the flavors are unreal!

there, you can adjust to your own kitchen. For extra richness, you can drizzle 1/4 cup of milk or evaporated milk over the top before cooking, but note that this makes it less traditional and slightly saucier.

A plated serving of potato and onion bake with dinner sides

If you need to stretch the dish further, add one more potato and a small onion and increase the salt slightly. For a slightly smokier flavor that still feels old-fashioned, sprinkle a pinch of paprika over the top layer before cooking. To prep ahead on a busy workday, you can slice the onions and measure the flour mixture the night before and store them in the fridge; slice the potatoes the morning of cooking so they don’t discolor.

Food safety tips: Keep the slow cooker covered as much as possible during cooking so it maintains a safe temperature. Use a clean