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Ingredients include onions , minced beef , rice , oil , tomato purée , paprika , vinegar or sour cream , strained yogurt ( locally known as " kiselo mlijeko " , literally " sour milk " ) , black pepper , salt and spices .
 rice, tomato purée, paprika, vinegar, sour cream, black pepper, salt
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 rice, tomato purée, paprika, vinegar, sour cream, black pepper, salt