In this task, you have to generate the named entities (NER) given its ingredients of the recipe. Named entities are the names of the items without their quantity.

Ex Input:
1/2 c. butter, 1/2 c. shortening, 1 1/2 c. sifted 10x sugar, 1/4 tsp. salt, 1 tsp. vanilla, 1 egg, 2 c. sifted flour, 1 tsp. soda, 1 tsp. cream of tartar

Ex Output:
butter, shortening, sugar, salt, vanilla, egg, flour, soda, cream of tartar

Ex Input:
4 qt. sliced pickles, 1 tsp. ground mustard, 5 tsp. salt, 2 tsp. mustard seed, 4 sliced small onions, 3 c. sugar, 3 c. vinegar

Ex Output:
pickles, ground mustard, salt, onions, sugar, vinegar

Ex Input:
1/2 c. olive oil, 3 Tbsp. butter, 1 c. thinly sliced yellow onion, 1 c. diced carrots, 1 c. diced celery, 2 c. peeled and diced potatoes, 2 c. diced zucchini, 1 c. diced string beans, 3 c. shredded cabbage, 6 c. homemade meat broth or 2 c. canned beef broth mixed with 4 c. water, 2/3 c. canned Italian tomatoes (with their juice), 1 1/2 c. canned cannellini beans or Great Northern beans, 1/3 c. freshly grated Parmesan cheese (optional)

Ex Output:
olive oil, butter, onion, carrots, celery, potatoes, zucchini, string beans, cabbage, homemade meat broth, Italian tomatoes, cannellini beans, Parmesan cheese