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U.S. measurements first, metric equivalents in parentheses. Conversions are approximate; oz means weight ounces, not fluid ounces.
1 tbsp (15 ml) olive oil 1 small onion, finely chopped 1 celery stalk, finely chopped 2 cloves garlic, thinly sliced 1 / 4 tsp (1.25 ml) red pepper flakes (optional) 6 cups (1.4 L) low-sodium vegetable broth 1 / 2 cup (85 g) orzo 1 lemon (zest in strips or finely grated, plus 2 tbsp (30 ml) juice) 4 fresh thyme sprigs 1 bay leaf 2 cups (60 g) baby spinach 2 tbsp (8 g) chopped fresh dill or parsley Kosher salt and freshly ground black pepper to taste 1 tbsp (15 ml) extra-virgin olive oil (for finishing)
1 tbsp (15 ml) olive oil 1 small onion, finely chopped 1 celery stalk, finely chopped 2 cloves garlic, thinly sliced 1 / 4 tsp red pepper flakes (optional) 6 cups (1.4 L) low-sodium vegetable broth 1 / 2 cup (85 g) orzo 1 lemon (zest in strips or finely grated, plus 2 tbsp (30 ml) juice) 4 fresh thyme sprigs 1 bay leaf 2 cups (60 g) baby spinach 2 tbsp (8 g) chopped fresh dill or parsley Kosher salt and freshly ground black pepper to taste 1 tbsp (15 ml) extra-virgin olive oil (for finishing)
Warm olive oil in a pot over medium heat. Add onion and celery; cook until translucent, 4–5 minutes. Stir in garlic and red pepper flakes; cook 30 seconds. Pour in vegetable broth. Add lemon zest, thyme, and bay leaf; bring to a simmer. Stir in orzo and cook at a gentle simmer until tender, 8–10 minutes. Remove and discard lemon zest, thyme sprigs, and bay leaf. Stir in lemon juice and spinach; cook until spinach wilts, about 1 minute. Season to taste with salt and pepper. Finish with extra-virgin olive oil and sprinkle with chopped dill or parsley. Ladle into warm bowls and serve immediately.
Per serving | Servings: 6
Nutrition estimated: November 5, 2026
*Values are estimates based on USDA data and mathematical calculations. Actual values may vary. Where data are unavailable, those contributions are excluded. Calories, Carbohydrates, Protein, Fat, Saturated fat, Fiber, Sodium, Potassium, Calcium, Iron, Vitamin A and Vitamin C are known subtotals. Missing contributions are unknown, not zero.