Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make sea salt caramels [title] Prepare your baking pan. [step] Lightly grease a 9 by 5-inch (22.86 by 12. 7-centimeter) baking pan with butter or oil, then line it with parchment paper. Leave the parchment paper hanging over the sides by at least 1 inch (2.54 centimeters) so that you can pull it out later.

Ending1: [substeps] Take caution not to stick your hands into the hot butter or the caramels might burn your fingers. [title] Brown your cinnamon and lemon in a skillet for 2 minutes. Ending2: [title] Melt your butter at medium low heat. [step] This will create a continuous single layer of caramels. Ending3: Lightly grease the parchment paper, then set the baking pan aside. [title] Heat the butter and heavy cream in the microwave until the butter melts and the heavy cream is hot. Ending4: Spray the outside of the pan with cooking spray to help reduce browning. [substeps] Do not spray the pan with cooking spray.

Answer format: ending1/ending2/ending3/ending4