We use these and my son loves them! Since we just started solids I'll dip them in something like oatmeal or purées (they were gifted to us) and then hand it to him. He pops it in his mouth and sucks the food off every time!

Num Num Dips - Set of 2

https://www.amazon.com/dp/B00GM52N0M/ref=cm_sw_r_cp_awd_pNtMwb5GSAFK3