To save money on your power bill - use a toaster/convection oven to cook your meals and for your baking whenever possible. Mine will hold an 8x8 pan and has two racks. It keeps the kitchen cool as well.
Cleaning a Toaster Oven
Toaster Oven Nachos Recipe
Making Cookies in a Toaster Oven
Uses for Oven Racks
Broiler Creates Too Much Smoke in Kitchen?
Can I Make Cole Slaw With a Ninja Master Prep?