Red Curry with Vegetables | Food Stuff

Ingredients

• 1 tablespoon brown sugar
• 4 teaspoons canola oil, divided
• 1 14-ounce package extra-firm tofu, rinsed, patted dry and cut into 1-inch cubes
• 1/3 cup chopped fresh cilantro
• 1/2 pound green beans, trimmed and cut into 1-inch pieces
• 1 lime, quartered
• 2 teaspoons lime juice
• 1 14-ounce can lite coconut milk
• 1/2 cup vegetable broth or reduced-sodium chicken broth
• 1/2 teaspoon salt
• 1 pound sweet potato, cut into 1-inch cubes
• 1-2 teaspoons red Thai curry paste