Because of the high oil content of black sesame seeds, so it is not easy to form a ball.

Sesame seeds fried and ground into powder, add sugar, add honey, mix well and then add butter or lard to increase the aroma of butter and lard to be melted and then added, and then all the ingredients mixed well, you can knead into a ball, and then rolled into a small ball and put in the refrigerator, butter and lard in the cold will be solidified, so that sesame seed stuffing is done.

Small fire slowly fry oil, sugar continue to slowly fry, and then add some water to continue to slowly fry, fry until the oil and water sugar are all integrated, the water evaporated almost can also be rolled dough.

Simple method:

Prepare lard, black sesame seeds, brown sugar cubes, pulverizer or cooking machine. First, put the sesame seeds in a frying pan and dry fry (low heat), don't fry. Let the fried sesame seeds cool down and then beat them into powder. Press the brown sugar cubes into powder. Melt the lard and add the brown sugar powder and sesame powder, mix well.

The mooncake filling does not come together, it may be that the filling is dry and the proportion of nuts is too large. Or not cut enough, you can add some water; may be added to the amount of glutinous rice flour is small as well as the order is not right, glutinous rice flour should be added last, the specific amount of powder need to be added according to the actual total amount of five kernels; may be the filling is not kneaded, need to knead vigorously, so that all the ingredients are mixed evenly.