1
vote
2answers
1k views

What are ways to reduce cellulose in vegetables and fruits?

I (and some family members) have a medical condition that affects the ability to digest cellulose, so we have to avoid most fresh fruits and vegetables. We have found that cooking vegetables helps a ...
2
votes
2answers
913 views

How can I reduce nitrate concentration in vegetables before or during cooking?

Can someone tell me how to minimize nitrate concentration in raw vegetables before cooking them? I need this advice very much because I'm cooking vegetables for my infant son, and I've heard that high ...
11
votes
1answer
1k views

Why does roasting vegetables before pureeing into soup affect the flavour?

Last night I made a butternut squash soup. The recipe said to roast some squash and onion for 45 mins before boiling with stock for 15 and then pureeing. Is anyone able to explain (in moderate depth) ...
7
votes
3answers
12k views

Why would cooked spinach contain more iron than raw?

I've been researching the nutrient content of various foods and I've found that cooked spinach appears to have more iron than raw spinach (3.57 mg / 100g vs 2.71 mg /100g). Intuitively, I would have ...
13
votes
2answers
2k views

Why blanche vegetables before freezing?

I have a bumper crop of french beans, runners, and (earlier in the summer) peas. I know that we're supposed to blanche vegetables prior to freezing and my general purpose cookbooks tell me how long to ...