THIS STUDY AIMS TO DETERMINE THE EFFECT OF INCREASING THE CONCENTRATION OF LOTUS SEED MILK (NELUMBO NUCIFERA) ON THE CHEMICAL AND MICROBIOLOGICAL PROPERTIES OF KEFIR. THIS RESEARCH METHOD USES A RANDOMIZED BLOCK DESIGN (RBD) WITH DIFFERENT TREATMENT CONCENTRATIONS OF LOTUS SEED MILK WITH 5 LEVELS OF TREATMENT (A0: 100% COWS MILK AND 0% LOTUS SEED MILK, A1: 75% COWS MILK AND 25% LOTUS SEED MILK,…