I once had a pasta salad backpacker meal (forget which brand) that was pretty much this method exactly (except we rehydrated it in its original bag). Some of th

I once had a pasta salad backpacker meal (forget which brand) that was pretty much this method exactly (except we rehydrated it in its original bag). Some of the freeze-dried veggies still had a little bit of crunch, but the pasta was good and it was quite enjoyable for camping food. I haven't seen it available since, though.