This is why it is crucial that people become as self-sufficient as possible.
Learn to prep, learn to garden, learn to preserve what you grow, learn to sew and mend things and fix stuff.
We need to become our grandparents, or great-grandparents again.
Step 1: Buy canned food and shelf stable dry food , like rice and pasta.
Step 2: Arrange food on a shelf with the soonest expiring items to the front.
Step 3: As food nears expiration, donate it to your local food bank. Replace donated items and place new cans in the back.
step 4: Lather. Rinse. Repeat.
You will economically provide an emergency food supply for your family , and you will be feeding the poor in your neighborhood for free.