Food Prep and Light Elderly help / Cleaning -- not Caregiver (lafayette / orinda / moraga)

Wanted, somebody with good energy to Prep food.
Order Instacart, and help with very simple things around the house unrelated to Healthcare or Elderly Care.
Light Cleaning also and basically staying busy while in a house that has 2 Older adults 1 in OK health and 1 not, and 1 Caregiver.
Hours are 16 per week 4 times a week.
Some light cooking would be helpful also.