In Algonquin Provincial Park there are BYOW (Bring Your Own Wine) restaurants at the lodges, open to nonguests. Book ahead. The Portage Store has a restaurant and grocery store, and the Algonquin Visitors Centre has a cafeteria. There are picnic sites just off Hwy 60.
Whitney has restaurants serving breakfast, lunch and dinner, with more options in Huntsville and dotted along the 43km stretch of Hwy 60 between Huntsville and the West Gate.