Hot lunch can be purchased by having your child bring lunch money to their teacher. Lunch is provided by the Oakland Unified School District. Their menus are regularly updated here: Meal Menus. Montclair tends to receive the "Elementary School Lunch Menu." You may need to select the correct month in the left-hand column.
OUSD Parent Guide
Parent Guides, in various languages, are updated for each school year and provided in the Montclair office and on the OUSD site here: OUSD Parent Guides.