1. Drain salmon, reserving liquid.
2. Melt butter in a large saucepan over medium-high heat. Add onion and celery; sauté 3 minutes or until tender. Add reserved salmon liquid, broth, and next 3 ingredients. Bring to a boil; boil 10 minutes or until potatoes are tender. Stir in salmon, corn, and milk; cook over medium heat 2 minutes or until thoroughly heated. Garnish with freshly ground pepper, if desired.