Warm Arugula Salad with Shiitakes and White Beans – Soil Born Farms

Ingredients

• 1 tablespoon extra-virgin olive oil
• 1 red onion, thinly sliced
• Salt and freshly ground black pepper
• 1/2 pound shiitake mushrooms, stemmed and sliced 1/2 inch thick
• 1 (15.5-oz.) can cannellini or white beans, rinsed
• 1 tablespoon sherry vinegar
• 1/2 fresh thyme, finely chopped
• 1/4 teaspoon crushed red pepper flake
• 5 cups arugula