If you have to choose what part of your house should be impeccably clean, it should be your bathroom. Kitchens should be clean, too, but they get easily messy, because of all the cooking and eating. The good news is that you can keep your bath.
Burner Grates in tbsp ammonia for 12 hrs in Sandwich bag over night.
The Top 10 Things to Clean in the Kitchen with a Box of Baking Soda — Cleaning Tips from The Kitchn