• polenta
• butter
• mushrooms
• grated gruyère cheese

1. Preheat oven to 400.
2. Sauté mushrooms in butter for 5 minutes.
3. Season with salt and pepper.
4. Put slices of polenta into shallow oven dish.
5. Sprinkle half the cheese, mushrooms, mushroom pan juices, and remaining cheese.
6. Bake 20 minutes, till light golden and cheese is melted.

After Four Ingredient Cookbook.

From Take Four: Fabulous, Easy Recipes with Only Four Ingredients.