Celery Gratin

Ingredients

• 2 tablespoons butter
• 6 cups Dandy® Celery (about 2 pounds cut into 1 inch pieces)
• 1 cup chopped onion (sweet, yellow or white)
• 3 large garlic cloves (finely chopped)
• 1/2 teaspoon salt
• 1/4 teaspoon ground pepper
• 6 tablespoons butter
• 6 tablespoons all purpose white flour
• 2 cups half and half (half milk/half cream)
• 1/2 cup grated swiss
• 1 teaspoon thyme (dried or fresh)
• 1 1/2 cups panko crumbs
• 2 tablespoons butter (melted)
• Pinch of salt