Quick Tip: Refrigerator Cleaning » TipNut.com: "Quick Tip: Refrigerator Cleaning
Try washing the inside of your refrigerator with hot, soapy water and then a rinse wipe with 50/50 solution of vinegar and water to help fight mildew. It also freshens and deodorizes the inside of your fridge.
If your refrigerator is cleaned regularly, just the scrub down with vinegar and water will do the trick."
My fridge always gets something spilled in it or something goes rotten and drips juices all over the inside of the fridge. YUCK!! I use to use baking soda and water until I started using the tips from this web link.