Yes, you can eat the flowers. We combine them with regular broccoli in a saute. They make a pretty addition. The very end of the stems are also edible but anything more than an inch or two from the end can be woody.
Fun fact: To get a discount at the retail checkout without giving your personal info, you could use Jenny‘s number with your local area code. More times than not it would be accepted. ‘Haven’t tried this in a while though.
Tacos with vegetarian beans! Takes a bit of prep but tasty and good for you!