Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to melt cheese [title] Choose harder cheeses. [step] Harder cheeses have a lower melting point. These cheeses are the types that are more frequently used in sauces, in dishes like grilled cheese, and as the base for soups.

Ending1: [substeps] Sweeter cheeses that are most often used for sauce, such as brie, can also take longer to melt. [title] Add the cheese to a small frying pan. Ending2: Hard cheeses are generally a little more porous, and often have a slightly higher melting point, making them easier to melt. [substeps] Hard cheeses are more difficult to melt because they are not porous. Ending3: Cheddar, gruyere, and swiss cheese are great cheeses for melting. [substeps] Reduced fat cheeses can melt, but they may take longer to melt and be tougher during stirring. Ending4: For instance, you may want to choose ground beef, a beef sausage, or a ham cooked steak. [substeps] A hard cheese is a higher-sugar, higher-calorie cheese that makes it more difficult to melt in sauces or soups.

Answer format: ending1/ending2/ending3/ending4