2.3. Manufacture of Fruit Pineapple
Pineapple is old and well peeled, cleaned up (removal of the eye and the heart), and washed with clean water,
then do the cutting. Then blanching using blanching steam at a temperature of 70-75°C for 10 minutes, then carried
out the destruction of the flesh of the fruit in a blender with the ratio of ingredients: water is 1: 4. Then filtered and
added sugar in the ratio of sugar: the material is 1: 5. The addition of crude extract PLA durian seeds as much as
0%, 0.05%, 0.10%, 0.15% and 0.20%. Followed by heating at a temperature of 80-85°C for 15 minutes
accompanied by stirring gently to dissolve the sugar and WSP. Furthermore, the packaging in bottles using 140 ml
volume, then carried exhausting at a temperature of 70-75°C, bottle closure and pasteurisation at a temperature of
70-80°C for 30 minutes. Do storage for 21 days and made weekly observation.