YIELD: 4 to 6 servings | PREP TIME: 10 minutes | STOVETOP: 30 minutes • 2 pounds broccoli • 4 tablespoons melted duck fat or avocado oil, divided • 2 leeks, cleaned and sliced crosswise • 1 teaspoon salt • 4 cloves garlic, chopped • Zest of 1 lemon, grated or cut into...
