For some foods vacuum sealing is better than freezing.
Some foods can keep better in the vacuum sealed bag at room temperature or refrigerated without freezing.
Some foods such as meats should always be kept frozen even when vacuum sealed and the vacuum sealed bag will keep the meat from going bad in the freezer.
Vacuum sealing is also better than freezer bags as the vacuum sealed bag removes air which is also reduces freezer burn and preserves the quality and flavor of the food.
Foods that you can vacuum seal and freeze are fresh vegetables, dried fruits, nuts, spices, herbs, stews, soups, cooked leftovers, cheese, bread, peppers, carrots, broccoli and other vegetables, stone fruits, berries, fruits, seafood, fish, pork, chicken, beef and other meats.
You can also vacuum seal coffee grounds and coffee beans and freeze them or keep them out at room temperature.
You can vacuum seal fresh vegetables in the fridge and they will keep for a couple of weeks.
Vacuum sealing the fresh vegetables removes the air and slows down the process of spoiling although some vegetable are best blanched before vacuum sealing and refrigerating them.
If you're gonna freeze the vacuum sealed vegetables they should always be blanched first.
You can vacuum seal vegetables without blanching if you're not freezing them.
However if freezing the vacuum sealed vegetables you should blanch them to prevent the flavor, texture and color from changing.
Blanching the vegetables before vacuum sealing or freezing deactivates the enzymes in the vegetables which can cause deterioration.
Vegetables such as brussels sprouts, cabbage, and broccoli and other cruciferous vegetables require blanching before vacuum sealing to preserve quality and freshness.
The foods that can be vacuum sealed for long term storage are liquid foods such as sauces, marinades and soups.
Bread, meats, herbs and spices, fruits and vegetables, legumes, beans and lentils and dry foods such as pasta, cereal, granulated sugar, white flour, grains and ground coffee can all be vacuum sealed for long storage.
If freezing the vegetables after vacuum sealing the vegetables they should be blanched.
Blanching the vegetables before vacuum sealing and freezing them prevents them from becoming soggy, mushy and changing in color and texture.
You can also vacuum seal other foods such as dehydrated fruit, trail mix, coffee beans, baked goods, fish, popcorn kernels, squash, freezer meals, cooked meats etc.
Vacuum sealing food can make the food last up to 5 times longer than food stored traditionally.
Vacuum sealing the food removes the air from the food which prevents bacteria from growing and helps to preserve the integrity of the food.
Many vacuum sealed foods including meats can last 2 to 3 years in the freezer while regular sealed meats can last around 6 months to a year.