Detailed Instructions: In this task, you have to identify the named entities (NER) which are the ingredients required given its directions. Named entities are the names of the items without their quantity.
Problem:Brown meat and onions in large skillet., Drain off fat as it accumulates., Add all other ingredients, mixing well and simmer 20 to 30 minutes, uncovered., Place 1/2 cup hamburger mixture on bun. Makes 6 servings.
Solution:
lean ground beef, onion, catsup, chili sauce, mustard, vinegar, sugar, buns