Just create space that's child-sized and functional for your little one. Tasks such as washing the vegetables in a large basin or shredding the lettuce for the salad will help to make your child feel like a contributing member of the household. Set up spooning and transferring activities for moving uncooked rice or beans from one bowl to the next. Try dulling a carrot peeler with an emory board for peeling a large candle. Once this is mastered give your chid a carrot to peel.
Toddlers love water activites.
One of the activities that is a big hit in my classroom is a small basin containing a small rubber shark with a large open mouth in which the child can transfer things into. You can place smaller fish into the basin to feed into the shark's mouth. Your home is already set up for your child to integrate into the family community. Just create space that's child-sized and functional for your little one. Tasks such as washing the vegetables in a large basin or shredding the lettuce for the salad will help to make your child feel like a contributing member of the household.