Yes, definitely try a few. Most are disgusting, but you only need to find one or two that work for you. “This is Food”, Jimmy Joy, Soylent, …
There are also bars and other forms, but I found that the liquids go down easiest when not hungry at all. Only two good bars: Vanilla and Almond & Fig from Jimmy Joy.
Your local supermarket probably has some of those.
Nice! Yes, immediately ready food is important for our condition. It gives us the freedom to prepare something nice occasionally because we want to, not because we are already shaking and in a crash.
Understanding that I need to rest proportionally to what I do on stims, and ignore how I feel (in this particular case), has been such a breakthrough. Now I’m benefitting from meds until bedtime, not just 4 hours. I really thought the meds wore off, and that’s how it felt … but I was just dashing around with half the calories.