Ingredients

1 teaspoon olive oil

1 pound mixed mushrooms, such as button, cremini, and shiitake, trimmed and thinly sliced

Coarse salt and ground pepper

1 teaspoon sherry vinegar or red-wine vinegar

Preparation

In a large nonstick or cast-iron skillet, heat oil over medium. Add mushrooms; season with salt and pepper, and cook until tender and lightly browned, 12 to 13 minutes. Remove from heat, and stir in vinegar.