INFLUENCE OF EMULSIFIERS ON THE OPTIMIZATION OF Experiment 1 = Optimization of the mass of balls in the ball mill Experiment 2 = Optimization of the time of holding of chocolate mass in the ball mill Experiment 3 = Optimization of the type and amount of emulsifier A = % of lecithin B = % of PGPR and % of lecithin C = % of PGPR and % of lecithin RESULTS AND DISCUSSION