For a cheaper, although not quite as direct, method, journey north of the Arctic circle around the summer solstice and spend a night (ideally in a hot tub) watching the sun circle above the horizon.

For example, many JVMs are sophisticated enough to recognize that a block of code being looped over constitutes "hot" code, even if there's only a single call to the method that contains that block.

Deep frying means the food is completely immersed in the hot oil and is probably the least healthy method especially if too much food is placed in the fryer at once.