1.Grind crackers 2. Prepare a bowl of unsalted butter, cut into cubes 1 pre-melt in the microwave, use no more than one minute over medium heat, then took out a little further. 5. crackers on a tray covered in foil tightly. 6. Cut cream cheese into cubes so easy to hit. 7. Gradually add sweetened condensed milk into a bowl half. 8. Beat the cream cheese mixture into each other. 9. Fill the remaining milk into yogurt and add a half cup of natural flavors. 10. Beat until smooth, beat cream cheese takes about 15-20 minutes.