Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make stovetop lasagna [title] Cook the meat. [step] Heat a deep nonstick skillet over medium-high heat and add 1 pound (450 g) of ground beef, pork, or veal. Cook the meat thoroughly so that it's completely browned and broken up.

Ending1: To prevent a lot of patties from sticking to the skillet, coat them with butter and set them aside. [substeps] The white meat should be slightly brown. Ending2: It should be al dente and slightly charred, which should take approximately 1/2 an hour. [substeps] Since this recipe creates 3 lasagna recipes for your guests, it requires less cooking time. Ending3: It will take about 5 minutes for it to reach the food safety temperature of 160 degrees f (70 c). Drain off any grease and keep the meat in the skillet. Ending4: [substeps] Don't worry if the beef cooks slower than the pork. It will take about 2 to 3 minutes for the meat to caramelize.

Answer format: ending1/ending2/ending3/ending4