Roasted Sweet Potato and Cauliflower Tacos with Pickled Onions Recipe from Jessica Seinfeld - Jessic

Ingredients

• For the roasted vegetables:
• 1 head cauliflower
• 1 pound sweet potatoes
• 2 poblano peppers
• ¼ cup extra virgin olive oil
• 1 tablespoon chili powder
• ⅛ to ¼ teaspoon chipotle powder
• ½ teaspoon kosher salt
• For the pickled onion:
• 1 cup white vinegar
• ¼ cup sugar
• ¼ teaspoon kosher salt
• 1 small-medium red onion
• 8 corn tortillas
• Sliced avocado, fresh cilantro, and hot sauce, for serving