Things you'll need-
1) Large container
2) Oats
3) Salt
3) small plastics cups and spoon for scooping
this is how she played:
While doing this she said she is baking a cake for me!!.. she love it and spend a good 1 hour for playing and even asked some water to give it a good mix.
Time well spent and mommy gets to do a quick meal for lunch while she's busy playing!