Kale with White Beans and Sausage Recipe

Ingredients

• 2 tablespoons extra virgin olive oil
• 1/2 pound bulk sweet or spicy Italian sausage, or other sausage (use gluten-free sausage if cooking gluten-free)
• 1 onion, sliced thin (about 1 1/2 cup's worth of sliced onions)
• 2 large garlic cloves, sliced thin
• 1 pound kale (1 large bunch), center thick rib removed, leaves roughly chopped
• 1/2 cup chicken or vegetable stock
• 1 15-ounce can of white beans, rinsed and drained, or 1 1/2 cups cooked white beans
• Salt and pepper
• Splash of vinegar (cider, red wine, or sherry vinegar)