Avocado and Tangerine Salad with Jalapeno Vinaigrette

INGREDIENTS

• 1/2 fresh tangerine juice
• 1 jalapeño
• 1 small shallot, finely chopped
• 2 white wine vinegar
• Kosher salt, freshly ground pepper
• 1/4 vegetable oil
• 2 extra-virgin olive oil
• 2 avocados, sliced
• 4 tangerines or clementines, peeled, sliced into rounds
• 6 purslane, arugula, or watercress, thick stems trimmed
• 1/2 fresh mint leaves
• 2 feta, crumbled (about 1/3 cup)