Ingredients

• 1 tablespoon sesame seeds
• 1/4 cup fresh lime juice
• 2 tablespoons mayonnaise
• 1 tablespoon chopped peeled fresh ginger
• 1 tablespoon minced lemongrass*
• 1 tablespoon sesame oil
• 1 tablespoon fish sauce (nam pla)**
• 2 garlic cloves, peeled
• 2 teaspoons chili-garlic sauce**
• 1/2 cup vegetable oil
• 1large head of romaine lettuce, torn into bite-size pieces (about 15 cups loosely packed)
• 1 cup (packed) grated Parmesan cheese (about 3 ounces)

Instructions

1. Heat heavy small skillet over medium-low heat. Add sesame seeds and stir until toasted and golden, about 3 minutes. Set aside.
2. Combine lime juice and next 7 ingredients in processor; process until well blended. With processor running, add vegetable oil in slow stream; process until slightly thickened. Season dressing to taste with salt and pepper.
3. Place lettuce in large bowl. Add dressing and 3/4 cup Parmesan; toss to combine. Divide salad among 6 plates; sprinkle with remaining Parmesan and toasted sesame seeds.
4. Available at Asian markets and in the produce section of some supermarkets. ** Fish sauce and chili-garlic sauce are available at Asian markets and in the Asian foods section of many supermarkets.
5. Available at Asian markets and in the produce section of some supermarkets.
6. ** Fish sauce and chili-garlic sauce are available at Asian markets and in the Asian foods section of many supermarkets.