Please choose the correct solution to the question: clean caked on food in the oven

Solution1: heat to 125* and spray vinegar on the gunk until lightly damp. pour on salt, let cool and clean with a wet towel

Solution2: turn on the oven, and cover the spots with half a lime and some salt. heat for thirty minutes, and cool for two hours. clean with bacon grease on a towel.

Answer format: solution1/solution2
Answer: solution1