recipes:slow-cooker_cauliflower_potato_and_white_bean_soup [alephnull.com]

Ingredients

• 1 pound Yukon gold potatoes, scrubbed, peeled and cut into 1- to 2-inch chunks
• 1 pound cauliflower, chopped into large bite-sized florets and stems
• 2 (15-ounce) cans cannellini beans, drained
• ½ yellow onion, minced
• 3 garlic cloves, smashed and minced
• 3 ½ cups vegetable stock
• 3 tablespoons unsalted butter
• 2 tablespoons dry white wine
• 1 sprig fresh thyme or 1/2 teaspoon dried thyme
• ½ teaspoon garlic powder
• Coarse kosher salt and black pepper
• 1 teaspoon lemon juice (about 1/4 lemon)
• 8 ounces sour cream (1 cup), at room temperature
• ½ cup chopped chives (about 1 small bunch)