Spaghetti with Mushrooms, Zucchini, and Tarragon

Preparation

1. Step 1

   Brush large deep nonstick skillet with oil; heat over medium-high heat. Add zucchini and crushed red pepper; sauté until beginning to soften, about 3 minutes. Transfer to bowl. Brush skillet again with oil; heat over medium-high heat. Add mushrooms; sauté until brown and tender, adding water by tablespoonfuls as needed if mushrooms stick to skillet, about 18 minutes. Add zucchini mixture, herbs, and garlic; stir 1 minute. Season to taste with salt and pepper.

   Step 2

   Add pasta and tomatoes to mushroom mixture; toss to blend, adding water by 1/4 cupfuls if mixture is dry. Season with salt and pepper. Transfer to bowl.