[header] How to mix baby cereal [title] Put a small amount of baby cereal into a bowl. [step] Once you've chosen a baby cereal (like rice cereal), put about 1 tablespoon (2.5 g) of it into a bowl. You'll want to start with a small amount. 
[substeps] Since you'll be feeding your baby with a spoon and dipping it into the cereal bowl, you'll introduce bacteria that could grow over time. This is why you shouldn't store and reuse prepared cereal.