Cauliflower Gratin with Tomatoes

This comforting and rich casserole recipe for Cauliflower Gratin with Tomatoes is perfect for a chilly autumn or winter day. A hearty serving of this Cauliflower Gratin with Tomatoes will please both meat-eaters and vegetarians alike. You could try this vegetarian casserole recipe for your next Meatless Monday main meal, or you could serve it as a hearty side dish for dinner. A savory combination of cauliflower, onions, and tomatoes roasts in the oven until bubbly. Parmesan cheese and walnuts get sprinkled on top of the casserole before it bakes for an irresistibly crunchy topping.

Preparation Time15 min

Cooking Time25 min