Your straw and bowl comment made me have a huge nostalgia moment.
These things were the greatest bowls ever, they just need to make one with all the attachments you said.
Well of course! If your cousin frequents dollar tree that is your best bet but here’s an amazon link also.
https://www.amazon.com/dp/B004TLPXH6/ref=cm_sw_r_cp_api_rDfrBb9S0HAXR
Try these. They saved so many shirts during my son's Red Soup phase (Campbell's tomato). He still uses them every day for cereal, and whenever we have soup for dinner/lunch.
https://www.amazon.com/Sip-Bowl-Cereal-Built-Straw/dp/B004TLPXH6. This is what you really are looking for....
They do.
http://www.amazon.com/Sip-A-Bowl-Cereal-Bowl-Built-Straw/dp/B004TLPXH6
I've also seen them at Walmart.