Green Beans and Red Onion with Warm Mustard Vinaigrette

myrecipes.com
serves 6 
Ingredients

• 1 1/2 pounds green beans, trimmed
• 1 cup vertically sliced red onion
• 3 tablespoons red wine vinegar
• 2 tablespoons Dijon mustard
• 1 tablespoon extravirgin olive oil
• 1/4 teaspoon salt
• 1/4 teaspoon black pepper

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Preparation
Step 1Cook green beans in boiling water for 6 minutes or until crisp-tender, and drain. Combine the green beans and onion in a large bowl.
Step 2Heat a small saucepan over medium heat. Add vinegar, Dijon mustard, olive oil, salt, and black pepper; cook over medium heat 30 seconds or until thoroughly heated, stirring vinaigrette constantly with a whisk. Drizzle vinaigrette over bean mixture; toss well to coat. Serve immediately.
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