3 celery au gratin recipes

Flounder au gratin baked under a creamy Swiss cheese sauce with scallions and celery. A light, elegant fish dinner ready in 40 minutes.

Crawfish au gratin baked in a rich double-cheddar sauce with sauteed bell pepper, celery, and onion. A bubbly, cheesy Cajun casserole that's pure Louisiana comfort food.

Vegan potatoes au gratin layers baked potato slices with sauteed onion, celery, and carrot in a cheesy plant-based gravy. Topped with paprika and nutritional yeast for that classic golden finish.