Kitchen Conversion Chart - Magnetic In our fridge magnet you have access to the following: Teaspoon/Tablespoon/Cup/Fluid Ounce conversion, Fahrenheit/Celsius conversion. Egg boiling time, Freezer shelf lives, Dry spaghetti measure. Guidelines for cooking a steak rare/medium rare/medium/well done. Conversions for altitude, bread, butter, egg, flour, rice, sugar, turkey, water, and yeast etc.