Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
† syncĕrastum, i, n., = συγκεραστόν, a dish composed of a variety of ingredients, a hash, hotch-potch: Plautus in Phagone: honos syncerasto perit, pernis, glandio; syncerastum est omnimodum edulium, antiquo vocabulo Graeco, Varr. L. L. 7, § 61 Müll.