How do you make baby food

How do you cook or puree the chicken, meat, turkey how do you cook vegetables and put them in glass bottles to save? How long is it good for.

You know those glass jars of beechnut or gerber 4oz baby food jars could I wash them and reuse them with homemade food?

How long are they good for? Why can they be left on the store shelves for a long time and in the refrigerator 3 days after open? The organic ones

How do you cook or steam and puree vegetables at home?

How about fruits like blueberries and pineapple etc. Do you cook the fruits? Some fruits are soft like mangoes do I just throw it in a blender?

What vegetables do you use can I use Bell Peppers?

What store do they sell fresh prunes or fig!